For much of the nineteenth century, inventors submitted a model with their patent application to the United States Patent Office. The National Museum of American History’s patent model collection ...
A miniature replica of the large weaving machines which dominated Yorkshire's textile industry has been conserved for museum visitors. The scale model, less than 20 inches (50cm) high, recreates in ...
"Address ... delivered during the '1949 Massachusetts luncheon' of the Newcomen Society of England ... at Worcester, Massachusetts ... on September 20, 1949." https ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results