Improvement in Road-Scrapers. Page: 4 of 4
Reference the current page of this Patent.
Improvement in Road-Scrapers., patent, March 17, 1874; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth166946/m1/4/: accessed May 5, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.