Venezia · una repubblica di armatori

la rotta

The route. Space as a network of harbors, winds and bearings — drawn by the people who sailed it, sold openly on the Riva, blank one league inland.

Sicilia · un regno posseduto

il catasto

The cadastre. Space as a register of fields, fiefs and boundaries — drawn by engineers sent from elsewhere, filed in a foreign capital, blank from the shoreline out.

One sea · two maps · 1150 – 1750
L'argomento · the argument

Venice drew the sea and left the land blank.
Sicily's rulers drew the land and left the sea blank.

Between the twelfth and the eighteenth centuries, the two great islands of Italian power produced two incompatible pictures of the same Mediterranean. Neither picture is more accurate. Each is a complete theory of what space is for — and of who gets to say so. Maps here are not illustration. They are evidence of mentality and governance: material traces of how connectivity, social organization and political control were structured differently in a merchant republic and a possessed kingdom.

Venetian cartography reflects a network-oriented, maritime worldview: space as connections to be sailed. Sicilian cartography reflects territorial control and administrative segmentation: space as ground to be held, taxed, and defended. The pages below demonstrate it — first in a single image, then map by map, ruler by ruler.
Lo specchio · I.

One island, two maps

The same Sicily, drawn twice. On the left, the island as a Venetian pilot kept it — a coastline of harbors hung on a web of bearings, the interior silent. On the right, the island as a viceroy's engineer filed it — three administrative valli, fiefs measured in salme, the coast a chain of watchtowers facing out. Drag the seam — and use the toggle to swap the schematic reconstruction for the original artifacts: a real fourteenth-century portolan against a real territorial sheet of Sicily.

Anonymous portolan chart of the Mediterranean and Black Sea, c. 1320-1350, vellum (Library of Congress)
Abraham Ortelius, map of Sicily with inset of the territory of Syracuse, from the Theatrum Orbis Terrarum (Folger copy)
La carta del pilota · Venezia La carta del viceré · Madrid
Schematic, after the style of the sources — a portolan of the Vesconte tradition and a coastal survey of the Spannocchi tradition. N.B. Etna appears on both: the pilot's landmark, the surveyor's hazard. Left: anonymous portolan chart of the Mediterranean & Black Sea, c. 1320–50, vellum — Library of Congress, via Wikimedia Commons. Right: Ortelius, Sicily with the territory of Syracuse inset, Theatrum Orbis Terrarum — Folger copy, via Wikimedia Commons. The seam still drags.
Lettura veneziana

The coast is the only line that matters

On the pilot's chart, Sicily is a rim of fourteen harbor names written perpendicular to the shore, red for the great ports, hung on a lattice of compass bearings. Every route runs off the map — to Tunis, to Naples, to Candia — because for Venice the island is a waypoint in a network, not a destination. One league inland the parchment goes silent. The interior is not hidden; it is simply not asked about.

Lettura siciliana

The interior is the whole subject

On the engineer's survey, the same island is partitioned into its three historic valli, sown with inland towns and fiefs measured in salme for the tax rolls, its coast reduced to a defensive perimeter of royal strongholds and watchtowers facing outward. The sea — the entire organizing fact of the Venetian sheet — is a pale margin labelled mare, the direction trouble comes from.

Le quattro domande · II.

Interrogating the map, not admiring it

A map proves nothing by itself. It becomes evidence when you cross-examine it. Four questions — Harley's questions — asked of both archives, with four pairs of answers that do not match.

D. 1

Who made it?

Pilots and merchant housesCharts grew out of the trade itself: compiled by navigators, corrected voyage by voyage, copied in commercial workshops, finally absorbed into the chancery of a republic of shipowners. The mapmaker and the map's subject were the same people.
Engineers sent from elsewhereSurveys were commissioned by whoever owned the island that century — a Norman king, an Aragonese viceroy, the council of Madrid. Al-Idrisi worked for Roger II; Spannocchi for Philip II; Schmettau for Charles VI. The mapped rarely held the pen.
D. 2

For whom?

Anyone who sailsPortolans circulated openly — bought, sold, copied, carried aboard. Cartographic knowledge in Venice was a shared commercial asset, which is precisely why dozens of near-identical charts survive in dozens of hands.
The ruler's archiveSurveys were filed, not published. Spannocchi's atlas of the Sicilian coast went to Madrid; Schmettau's topography went to Vienna. The island's most accurate self-portraits left the island with its rulers.
D. 3

For what purpose?

To moveReach Modon before the convoy; round Capo Passero on the Tunis run; thread the Archipelago in October. The chart's unit is the league and the rhumb; its verb is navigare.
To holdTax the salme, count the hearths of the riveli, garrison the towers, fix the boundary of the fief. The survey's unit is the salma and the feudo; its verb is possedere.
D. 4

What is omitted?

The land behind the harborInteriors are blank or vague even in Venice's own colonies — Crete and Cyprus appear as rims of anchorages. Omission here is not ignorance; it is a statement that the interior generates no questions a pilot needs answered.
The sea beyond the towersOn the surveys the sea carries no routes, no soundings, no winds: it is the axis along which corsairs and rival fleets arrive. The same omission in reverse — and an equally complete theory of space.
Tradizione veneziana · III.

Three charts of a republic that floated

Pick any three landmarks of Venetian map-making across three centuries and the same grammar repeats: dense coasts, named harbors, functional sea — and an interior treated as somebody else's problem.

1311 · FLORENCE & VENICE

Pietro Vesconte, signed portolan charts

Genoese chartmaker working in Venice — the earliest signed, dated sea charts

Coastlines accurate to within a few miles, harbor names written perpendicular to the shore in red and black, a web of compass bearings instead of a graticule — and, one league inland, nothing. Each crossing of the sea corrected the chart: iterative proofreading by keel, with no crown behind it.



  • EMPHASIZES ports, bearings, distance run
  • OMITS the entire interior
  • ARGUMENT space conceived as connections, refined by the people who used them
c. 1450 · MURANO

Fra Mauro, mappamondo

Camaldolese monk in the lagoon, drawing on merchant intelligence

Two metres of vellum, three thousand inscriptions, Ptolemy examined and set aside, Africa shown circumnavigable forty years before Dias. Even Venice's world map is built the Venetian way: from the reports of traders and pilots, the world as accumulated commercial intelligence rather than inherited authority.

  • EMPHASIZES reachable seas, traffic, testimony
  • OMITS the closed Ptolemaic frame
  • ARGUMENT knowledge flows along the same routes as cargo
1528 · VENICE

Benedetto Bordone, Isolario

Printed in Venice — a book whose chapters are islands

The isolario is a genre Venice practically owned: the world published as a sequence of islands and harbors, each a node with its anchorages and approaches. It is the Stato da Màr's self-image as literature — an empire that understood itself not as a territory but as an archipelago of connections.

  • EMPHASIZES nodes, approaches, sequence
  • OMITS hinterlands, contiguity
  • ARGUMENT even the book-form of Venetian geography is a network
Tradizione siciliana · IV.

Three surveys of an island that was owned

Sicily's cartographic landmarks share a different grammar — and one biographical fact: each was commissioned by a foreign crown, and each finished its life in that crown's archive.

1154 · PALERMO, FOR THE NORMAN CROWN

Al-Idrisi, Tabula Rogeriana

Arab geographer at the court of Roger II

The finest world map of its century was made in Sicily — but not by Sicily. It was a royal commission, knowledge gathered to the crown, its seventy regional sheets an inventory of the world as seen from a conqueror's court in Palermo. The island could see far, when its ruler chose to look.

  • EMPHASIZES regions, itineraries, the king's reach
  • OMITS local authorship
  • ARGUMENT Sicilian cartography begins as a possession of power, not a practice of the possessed
1578 · FOR PHILIP II, FILED IN MADRID

Tiburzio Spannocchi, Marine del Regno di Sicilia

Sienese military engineer in Spanish service

An atlas of the entire Sicilian coast, beach by beach, tower by tower — drawn from the land looking out. Where a portolan asks "where can I land?", Spannocchi asks "where can they land?". The coast is rendered as a perimeter under surveillance; the project fed a building program of hundreds of watchtowers.

  • EMPHASIZES landing beaches, fortification, sight-lines
  • OMITS trade, routes, the sea as opportunity
  • ARGUMENT the same coastline, inverted: threat perception instead of connection
1719–21 · FOR CHARLES VI, FILED IN VIENNA

Samuel von Schmettau, topographic map of Sicily

Prussian-born officer during the brief Austrian possession

The first systematic topographic survey of the whole island — roads, relief, settlements, the interior finally measured — produced in two years of military reconnaissance and promptly carried off to the Habsburg war archive. Sicily's most accurate map to date was, for Sicilians, effectively invisible.

  • EMPHASIZES interior, relief, garrisons, roads
  • OMITS publication — it stayed secret
  • ARGUMENT who controls the mapping controls what the territory is allowed to know about itself
Il registro · V.

The double-entry of two worldviews

Set the two archives side by side and the differences stop looking like style and start looking like structure — a ledger of routes against a register of fields.

Voce
Venezia
SICILIA
Focus
The sea and its routes — movement
The land and its divisions — possession
Where the detail is
Coastlines, harbors, anchorages; interiors blank even in Venice's own colonies
Interiors, boundaries, fiefs, towers; the sea a pale margin
Unit of space
The league and the rhumb — distance run
The salma and the feudo — surface owned
Author
Pilots, merchants, the Republic's own chancery
Royal engineers and surveyors in foreign service
Reader
Anyone who sails — charts sold and copied openly
The crown — surveys filed in Madrid, Vienna, Turin
Social shadow
Mobility, outward orientation, shared commercial knowledge
Stratification, localized identities, administrative fragmentation
Failure it fears
Shipwreck — the route mis-drawn
Revolt or invasion — the ground mis-held
Il potere · VI.

Why the maps could not match

Behind the two grammars stand two political histories. One government kept correcting its charts for eleven hundred years. The other island was re-surveyed by each new owner — and the surveys left with them.

Venezia — one chancery, continuous correction

LA STAMPA · THE PRINTED IMAGE (SEZ. VIII) 1500 · de’ Barbari — see the print a c. 1550 · Münster — see the print b 1599 · Bertelli — see the print c 1635 · Merian — see the print d c. 1700 · de Wit — see the print e 697 1797 1311 · Vesconte — open the dossier 1 c. 1450 · Fra Mauro — open the dossier 2 1528 · Bordone — open the dossier 3 c. 1545 · Agnese — open the dossier 4 1696 · Coronelli — open the dossier 5 eleven hundred years · one government · charts that accumulate, each correcting the last

● numbered circles = working & commissioned maps → open in the comparator (sez. VII) · ◇ lettered diamonds = the print trade → jump to the gallery (sez. VIII)

Sicilia — ten regimes, ten surveys, ten departures

LA STAMPA ESTERA · THE PRINTED IMAGE (SEZ. VIII) c. 1550 · Münster — see the print a c. 1565 · Donato Bertelli — see the print b 1570 · Ortelius — see the print c c. 1680 · de Wit — see the print d c. 1692 · Jaillot / Mortier — see the print e 1696 · Coronelli — see the print f BYZANTINES · 535 ARABS · 827 NORMANS 1061 HOHENSTAUFEN · 1194 ANGEVINS · 1266 ARAGONESE · 1282 HABSBURG SPAIN 1516 SAVOY · 1713 AUSTRIA · 1720 BOURBONS · 1734 1860 1154 · al-Idrisi — open the dossier 1 1578 · Spannocchi — open the dossier 2 1584 · Camilliani — open the dossier 3 c. 1640 · Negro & Ventimiglia — open the dossier 4 1721 · Schmettau — open the dossier 5 1154 → the norman crown 1578 · 1584 · c.1640 → madrid 1721 → vienna each new ruler re-mapped the island — and shipped the map home

● numbered circles = commissioned surveys, filed with the crown → comparator (sez. VII) · ◇ lettered diamonds = the foreign press, describing the kingdom from outside → gallery (sez. VIII). Note the asymmetry the two rails make visible: on the Venetian line, the chart-makers and the print-sellers are largely the same world; here they never touch.

The asymmetry is archival as well as political: Venetian charts survive in dozens of copies in dozens of hands because they were commercial objects; Sicily's best maps survive as single official manuscripts in the capitals of its former rulers. The pattern of survival is itself evidence.

Who controls the mapping
controls what the territory is allowed to be.AFTER J. B. HARLEY · MAPS, KNOWLEDGE, AND POWER

Il confronto · VII.

The instrument: any chart against any survey

Twenty-two sheets now — ten working and commissioned maps, twelve from the print trade (sez. VIII) — all scored on the same six axes and all comparable against each other. Choose any pair, or click a marker on the timelines above. Two pairings to try: Spannocchi vs. Jaillot, where a secret military survey and a Paris shop-print agree on every spatial axis and split entirely on circulation and commission; and Münster vs. Münster, one Basel workshop switching grammar between two pages of the same book.

SEI ASSI · SIX AXES

IL METODO · WHAT THE AXES MEASURE

MARE
Detail invested in the sea — harbors, soundings, winds, routes.
TERRA
Detail invested in the interior — relief, roads, settlements, land use.
RETE
How far space is conceived as a network of connections to be moved through.
CONFINE
How far space is conceived as bounded, partitioned territory to be held.
CIRCOLAZIONE
How freely the map circulated: printed and sold, or filed and sealed.
IMPOSIZIONE
Degree of external commission: made by its own users, or ordered by a ruling power.
Le stampe · VIII.

The print-sellers’ Mediterranean

Now the decisive test. From Basel, Frankfurt, Antwerp, Amsterdam, Paris — and Venice itself — the European print trade sold images of both places to the same buyers. If the two grammars were merely house styles, they should vanish here. They don’t. Every shop, whatever its city, sold Venice as a portrait of a node — the city itself, seen from the air, ringed by water and shipping — and Sicily as a territory-sheet: the island partitioned, the interior named, the three valli colored. Six pairs, several from the very same hands.

I · The two founding images
Jacopo de' Barbari, bird's-eye View of Venice, 1500 woodcut
1500 · VENICE, FUNDED FROM NUREMBERG

Jacopo de’ Barbari, Venetie MD

Woodcut on six sheets, 1.35 × 2.8 m · published by Anton Kolb

The most ambitious city portrait ever printed: Venice from five hundred metres up, every campo and rio, Neptune riding the basin and Mercury presiding above — the gods of sea and trade as the city’s coat of arms. No territory at all: the subject is the node itself, afloat in the element that feeds it.

full scan ↗ commons
Abraham Ortelius, map of Sicily with inset of the territory of Syracuse, from the Theatrum Orbis Terrarum
1570–1584 · ANTWERP

Abraham Ortelius, Siciliae descriptio

From the Theatrum Orbis Terrarum and its Parergon · engraving shown: Sicily with the territory of Syracuse inset

The first modern atlas gives Sicily the full territorial treatment: the island as a bounded figure, interior towns named, an inset zooming into a territory — and a companion sheet mapping Sicily as antiquity, a land defined by its past owners. Antwerp had no stake in Sicilian taxes; the grammar came with the subject.

full scan ↗ commons
II · Same shop: Münster of Basel
c. 1550 · BASEL

Sebastian Münster, La cità de Venetia

Double-page woodcut view, Cosmographia universalis

In the century’s best-selling geography, Venice appears as a veduta: the city seen across the water, towers and shipping, the lagoon doing the explaining. Münster’s readers in Basel met Venice the way a pilot would — as a harbor profile.

find the scan ↗ commons
c. 1550 · BASEL

Sebastian Münster, Sicilia

Woodcut map, Cosmographia universalis

The very same book turns to Sicily and switches grammar without comment: an island outline filled with inland places, Etna smoking at its corner, the sea reduced to a label. One author, one workshop, one year — two theories of space.

find the scan ↗ commons
III · Same family: the Bertelli print-sellers
1599 · PADUA

Pietro Bertelli, Venetia

Engraved bird’s-eye plan, Theatro delle città d’Italia

The Bertelli, print-sellers of the Veneto, kept de’ Barbari’s formula alive in pocket format: Venice for travellers is still an aerial portrait of the city-node, its only geography the water around it and the galleys on it.

find the scan ↗ commons
c. 1565 · VENICE

Donato Bertelli, Isola di Sicilia

Engraved map after Gastaldi, sold at the sign of San Marco

The sharpest case of all: a Sicily map engraved and sold in Venice itself, by the same family of dealers — and it is a territory-sheet, interior named, divisions marked. Even Venetian hands, drawing Sicily, drew like surveyors. The grammar follows the subject’s political nature, not the engraver’s address.

find the scan ↗ commons
IV · Frankfurt and the Paris–Amsterdam axis
1635 · FRANKFURT

Matthäus Merian, Venetia

Engraved prospect, from the Theatrum Europaeum workshop

Merian’s famous prospect — copied for two centuries — once more renders Venice as pure veduta: a skyline rising from the lagoon, forested with masts. For the German market as for everyone else, Venice is its harbor.

find the scan ↗ commons
c. 1692 · PARIS & AMSTERDAM

Jaillot / Mortier, Le Royaume de Sicile

Engraved map after Sanson, reissued by Pierre Mortier

The grand French school at its most lucid: Sicily as royaume — a kingdom-object, its three valli washed in color, boundaries inked, the title cartouche heavy with arms. A map made to hang in a minister’s study and be reasoned about as property.

find the scan ↗ commons
V · Same shop: de Wit of Amsterdam
c. 1700 · AMSTERDAM

Frederik de Wit, plan of Venice

From his celebrated town-books of Europe

De Wit’s Venice sheet is a bird’s-eye city plan in the Dutch manner — canals, islands, shipping roads — sold beside his plans of Amsterdam and Leiden, ports speaking to ports.

find the scan ↗ commons
c. 1680 · AMSTERDAM

Frederik de Wit, Regnum Siciliæ

Engraved map, from the Atlas at the sign of the White Chart

The same Amsterdam shop, turning to Sicily, produces a kingdom-map: full interior, administrative color, the sea as margin. De Wit had never seen either place; he was reproducing the structure his sources — and his buyers — took for granted.

find the scan ↗ commons
VI · Same hand: Coronelli, Cosmographer of the Republic
1696–1708 · VENICE

Coronelli, the lagoon and the Singolarità

Plates from the Isolario and Singolarità di Venezia

When the Republic’s own cosmographer maps home, he maps water: the lagoon, its channels and islands, the city as the largest node in an archipelago of them — Venice narrated, to the end, as a place you arrive at by boat.

find the scan ↗ commons
1696 · VENICE

Coronelli, Regno di Sicilia

Sheets from the Atlante Veneto and Isolario

And when the very same friar engraves Sicily, the island arrives partitioned — vallo by vallo, town by town — under a royal title. The most Venetian cartographer alive could not, or did not, imagine Sicily as a network. By 1696 the two grammars were simply what the two places were.

find the scan ↗ commons

Six shops, five cities, two centuries — and not one exception.
The grammar belonged to the subject, not the engraver.

Methodological note: the two plates shown are linked to their open-access scans; for the remaining sheets the links lead to the relevant collections, since impressions vary by edition and the right scan to cite depends on which state you analyze. Treat each print, like each manuscript, with Harley’s four questions — including the question of who was buying.

Avvertenze · IX.

Where the neat binary bends

A thesis that ignores its own counter-evidence is decoration. Three honest complications — each of which, examined closely, ends up sharpening the argument rather than breaking it.

AVV. I

Sicily could see the whole world

Al-Idrisi's 1154 map, made in Palermo, outclassed anything in Europe for centuries. Sicilian pilots sailed; Messina was a great port. The island lacked neither skill nor sea. What it lacked was a polity of its own to map for — which is exactly the point: cartographic style follows political structure, not talent or geography.

AVV. II

Venice the landlord

After taking the Terraferma in the fifteenth century, Venice surveyed fields, drainage and boundaries like any territorial state — Cristoforo Sorte's maps of the mainland are cadastral through and through. Network logic was a circumstance, not an essence: when Venice owned land, it drew like Sicily's rulers. The map follows the form of power.

AVV. III

Mind the centuries, mind the survivors

A 1311 chart and a 1721 survey are not simultaneous witnesses; commercial charts survive in dozens of copies, state surveys in single manuscripts. Compare like with like, always ask who commissioned the sheet, and never treat a map as an accurate reflection. Maps are arguments, not photographs — including the two on this page.

Archivio · X.

Where the evidence lives

Primary collections to draw from, and the secondary works that teach you to read maps as instruments of power rather than pictures of places.

Fonti · primary

  • Biblioteca Nazionale Marciana, Venice — Fra Mauro's mappamondo; Venetian charts and isolarii
  • Portolan corpus — Vesconte (1311 onward), Dulcert, the Catalan Atlas; widely digitized, incl. gallica.bnf.fr
  • Biblioteca Nacional de España, Madrid — Spannocchi, Descripción de las marinas de todo el Reino de Sicilia (1578)
  • Archivio di Stato di Palermo — riveli (hearth censuses), feudal and administrative records
  • Austrian war archives, Vienna — Schmettau's topographic survey of Sicily (1719–21)
  • Bodleian Library, Oxford — the principal surviving copy of al-Idrisi's geography

Studi · secondary

  • Harley & Woodward (eds.), The History of Cartography, vols. 1–3 — the foundation
  • J. B. Harley, "Maps, Knowledge, and Power" and "Deconstructing the Map" — maps as ideological instruments
  • Tony Campbell, "Portolan Charts from the Late Thirteenth Century to 1500," in HoC vol. 1
  • Piero Falchetta, Fra Mauro's World Map — the lagoon's worldview in one object
  • Liliane Dufour, studies of Spannocchi and the fortified Sicilian coast
  • Jerry Brotton, Trading Territories — mapping and early-modern power, Mediterranean-wide