Between the 13th and 18th centuries, Susak is mentioned in various documents, charts and official papers of Venetian doges. Around 1280, the oldest surviving nautical chart mentioning Susak, the "Carta Pisana" is published. Between the 16th and 18th centuries, cartographers detail a settlement on Susak. In 1593, Christiaan Sgrooten was the first to chart a settlement on the island. In the late 17th century, the cartographer Cornellius mentioned a tower on Susak: "Villa e torre di Sansego". In 1771, cartographer Alberto Fortis cited a settlement on Susak with a church, harbor, and several coves and capes.