IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This full-keyboard electric adding ...

"I built each of these machines," the man said, noting, "if I bought them, they'd cost over a quarter-million to buy." ...

California machine shop quadrupled output by switching from manual TIG to robotic laser welding, eliminating skilled labor ...

For the first half of the 20th century, one of the most important firearms in the U.S. military arsenal was the water-cooled ...

The annexed engravings are views of a machine for plastering the walls of houses, invented by Isaac Hussey, of Harveysburg, ...