On June 23, 1903, the Patent Office granted Robert K. Marple’s patent for the staple machine. In his application, he states that “it has as its primary object to produce a simplified machine . . . and to render the parts readily changeable in order to adapt the mechanism to the character of the work.”
Farmerettes float in the Independence Day Parade, New York City
The Emergence of Modern America (1890-1930)
