Graveur aquafortiste.
Bologne, Italie
https://books.google.fr/books?id=Zi1KAQAAMAAJ&pg=PA594&lpg=PA594&dq=%22giovanni+masi%22+1761&source=bl&ots=CHvZsXZYx6&sig=LzbjLDcnuAcjZaa3LX3QTw74NSI&hl=fr&sa=X&ved=0ahUKEwjV1Ly6nb_bAhWMcRQKHcGwDj4Q6AEIQDAJ
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http://www.lombardiabeniculturali.it/stampe/schede/CM020-03088/?view=autori&offset=0&hid=24014&sort=sort_int