Caption:
Ancient ships: Phoenician merchant ship 1, ancient warship 2, and the floating castle of King Hiero of Syracuse, Sicily, designed by Archimedes 3. Handcoloured copperplate engraving from Bertuch's "Bilderbuch fur Kinder" (Picture Book for Children), Weimar, 1798. Friedrich Johann Bertuch (1747-1822) was a German publisher and man of arts most famous for his 12-volume encyclopedia for children illustrated with 1,200 engraved plates on natural history, science, costume, mythology, etc., published from 1790-1830.