ROC5617359:
The pointing hand of the angel in The Virgin of the Rocks, c.1517-20 (black chalk, with white heightening, on dark grey prepared paper), Vinci, Leonardo da (1452-1519) / Bridgeman Images
XCF282030:
Studies for a Virgin and Child and of Heads in Profile and Machines, c.1478-80 (pencil and ink on paper), Vinci, Leonardo da (1452-1519) / Bridgeman Images
ROC5894044:
Verso: Studies of the fetus, related internal organs, and the arm, c.1511 (pen & ink on paper), Vinci, Leonardo da (1452-1519) / Bridgeman Images
XJF311215:
Study of a man blowing a trumpet in another's ear, and two figures in conversation, c.1480-82 (pen and ink on paper), Vinci, Leonardo da (1452-1519) / Bridgeman Images
ROC871640:
A scheme for a canal to bypass the Arno, c.1503-04 (pen & ink with wash over chalk on paper), Vinci, Leonardo da (1452-1519) / Bridgeman Images
ROC5846285:
Verso: The vessels of the neck and shoulder, c.1508 (pen and ink over black chalk on paper), Vinci, Leonardo da (1452-1519) / Bridgeman Images
ROC700095:
The Heart, lungs, liver, spleen and kidneys, with blood vessels, and notes, c.1508-10 (pen & ink over chalk on paper), Vinci, Leonardo da (1452-1519) / Bridgeman Images
FAF271496:
Ms B fol.89r Take-off and landing gear for a flying machine, 1487-90 (pen & ink on paper), Vinci, Leonardo da (1452-1519) / Bridgeman Images
ROC3955999:
Storm clouds over a flooded landscape, c.1517-18 (pen and ink and brown wash over black chalk), Vinci, Leonardo da (1452-1519) / Bridgeman Images