Automobile Fender Small 320×128 Medium 640×257 Large 1024×410 Download Tiff Original 2400×962 | (662.5 KB) Description A fender louver on the rear wheel fender of a tractor to provide visual means of determining the condition of wheel rotation. Keywords fender, mud flaps, mud guard, wheel well Galleries Rail Transportation Source: Government Printing Office The Official Gazette of the United States Patent Office (Washington, DC: Government Printing Office, 1895)