Thomas Edison’s original patents surrounding the light bulb and an archive of 37 original British Patent Letters related to the incandescent lamp have been sold at auction for US$75,000. Though Thomas ...
A Baltimore dentist who housed what is believed to be the world's largest collection died on May 7, 2002, at the age of 79. Dr. Hugh Francis Hicks, creator and curator of the Mount Vernon Museum of ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results