John King, chimney sweep, shown with gear while singing out his call.
The albumen silver print is a photographic printing process that was widely used in the 19th century. It involves coating paper support with a mixture of egg whites and salt, which creates a glossy surface to h... More
Running gear of Mount Washington Engine.
Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.
Gear shifting diagram. - Drawing. Public domain image.
Public domain image of scientific diagram, free to use, no copyright restrictions image - Picryl description
Franklin direct air cooling; 116 cars each run 100 miles on low gear.
Public domain reproduction of illuminated book page, free to use, no copyright restrictions image - Picryl description
Running gear of Mount Washington Engine.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Running gear of Mount Washington Engine.
Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.
Running gear of Mount Washington Engine.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description