HMF Site Founder Administrator Joined Sep 22, 2010 Messages 7,222 Feb 1, 2016 #1 Reference materials in PDF form. Attachments catalog.pdf 1.4 MB · Views: 328 Doall_dbw-1_elecschem.pdf 17.9 KB · Views: 306 fileband catalog.pdf 1.7 MB · Views: 506 welder_1939 to 1944.pdf 734.6 KB · Views: 251 welder_1944 to 1949.pdf 696.6 KB · Views: 279