Challenge Pencil Sharpener Patented 1900 Cook & Grover Lynn, MA Duplex Pencil Sharpener Patented 1900 Charles Babcock, Troy, NY Collection of the National Museum of American History, Smithsonian Institution, Washington, DC Elroy Pencil Sharpener ...
We are also interested in, and buy and sell antique office equipment, antique medical instruments, and related antique scientific equipment, including early electric fans and antique electric bi-polar or open frame motors, antique typewriters, mechanical pencil sharpeners, early telephones and telegraphy...
The freight train progress of technology during the last century has masked the true value of landmark specimens of mankind’s technological triumphs. First-of-a-kind devices were quickly superseded and hence soon regarded as useless in comparison to newer, better equipment. ...