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Girolamo Magi, Ingegni e invenzioni militari
Girolamo Magi, Ingegni e invenzioni militari

1551
Paper codex; ff. 59 r-v; 22,4x16,4 cm
Venice, Biblioteca Nazionale Marciana, Ms. Ital. IV,42 (= 5364), ff. 37v-38r

Autographic manuscript dedicated to Cosimo I de’ Medici, in which the author presents his military "devices and inventions", such as the stone-throwing machine that, according to Magi, acted as a mortar.