Machine for Welding Tubes. Page: 1 of 2
Reference the current page of this Patent.
Machine for Welding Tubes., patent, August 29, 1882; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth170397/m1/1/: accessed March 20, 2019), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.