Keywords: Lincoln Navy Dept Official 1893 issue 6c.JPG en Image of Official stamp depicting Lincoln 2013-09-07 01 38 18 U S Post Office; Smithsonian National Postal Museum Bureau of Engraving and Printing; Imaging by Gwillhickers PD-USGov Uploaded with UploadWizard Blue stamps Stamps of the United States 1911-1920 Abraham Lincoln on stamps Official stamps |