Introduction to a catalogue of the early Italian prints in the British museum (1886)
British Museum. Department of Prints and Drawings, Fisher, Richard · London : The Chiswick Press · leaf 381
367 LEONARDO DA VINCI. and his family were sent into France, where, after eight years' imprisonment, he died in 1808, in the dungeons of the castle of Loches in Berri, and the Milanese remained subject to France.
British Museum. Department of Prints and Drawings · Engraving, Italian · Engraving · Engravers
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.