Proceedings of the American Electric Railway Engineering Association ... containing a complete report of the ... Annual Convention, held at .. (1911)
American Electric Railway Engineering Association. Convention, American Electric Railway Association · New York, N.Y. : American Electric Railway Association · leaf 523
Report of Committee on Equipment 491 APPENDIX C (Submitted for adoption as a Standard Design in place of the present Standard as shown in Engineering Manual Et 4a) … WHEEL B Fig. 1. Tread and Flange Contours
American Electric Railway Engineering Association · Electric railroads · Street-railroads
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
