1. Letters patent issued to George W. Robinson for invention of an improvement in the manufacture of Creator: United States. Patent Office Call Number: GEN MSS FILE 61 (Oversize) Image Count: 4 Resource Type: Archives or Manuscripts Found in: Beinecke Rare Book and Manuscript Library > Letters patent issued to George W. Robinson for invention of an improvement in the manufacture of coat and waistcoat buttons : Washington, 1804 Mar 24.