Burning Glass
1774
ink
From the collection of National Gallery of Art
1774
ink
From the collection of National Gallery of Art
This image shows a large, intricate machine with many moving parts. The machine is made of wood and metal, with pulleys, levers, and gears visible throughout. A large wheel is attached to the side of the machine, and a long, curved arm extends from the top. The machine appears to be some kind of engine or pump, but its exact purpose is unclear. It is depicted in a detailed, realistic style, with shading and texture adding depth and dimension to the image. The machine is rendered in a detailed, realistic style, with shading and texture adding depth and dimension to the image. If you're interested in learning more about this type of machine, you might want to look into the technique of etching.