Willem Janszom Blaeu (Uitgeest, 1571 - Amsterdam, 1638) Johannes Blaeu (Alkmaar, 1596 - Amsterdam, 1673) TERRITORIO DEL BOLOGNESE, DA "THEATRUM ORBIS TERRARUM, SIVE ATLAS NOVUS. PARS TERTIA [VOLUME III. ITALIA, GRECIA E GRAN BRETAGNA]", AMSTERDAM 1640. incisione, colorata a mano, mm 435x540 al verso, testo in latino TERRITORIO DEL BOLOGNESE, FROM "THEATRUM ORBIS TERRARUM, SIVE ATLAS NOVUS. PARS TERTIA [VOLUME III. ITALY, GREECE AND THE BRITISH ISLES]", AMSTERDAM 1640. engraving, hand-colored, 435x540 mm on the back, text in Latin