Matisse, ailing and bedridden for years, working on his studies for The Rosaire Chapel with a charcoal-tipped stick.
Eliot Elisofon/Marcel Duchamp descending a staircase/New York, LIFE Magazine, 1952
Eliot Elisofon. Marcel Duchamp descending a staircase/New York, LIFE Magazine, 1952
Seated man (Self-portrait), 1965 - Pablo Picasso - WikiArt.org
Seated man (Self-portrait) - Pablo Picasso