The ‘Hanger Limb’ received a U.S. patent
On Feb. 4, 1871, James Edward Hanger, one the first amputees of the American Civil War, received a…
On Feb. 4, 1871, James Edward Hanger, one the first amputees of the American Civil War, received a…
On May 15, 1862, the Organic Act established the Department of Agriculture (USDA) and directed its commissioner to…
On Jun. 3, 1861, James Edward Hanger becomes the first amputee of the American Civil War. By the…
On Jun. 26, 1848, the Drug Importation Act was passed by Congress. The act required imported drugs to…
On Jun. 1, 1802, the U.S. Secretary of State appointed Dr. William Thornton as first clerk at the…
On Jul. 31, 1790, the inventor Samuel Hopkins was awarded the first U.S. patent for a new method…