Single Track Railroads Topography Symbols Small 320×69 Medium 640×138 Large 1024×220 Download TIFF Original 2400×516 | (93.5 KB) Description Single railroad track conventional topography symbol for use in drafting. Keywords map symbols, Single Track Railroad map Symbol, Single Track Railroad Topography Symbols, symbol, Train Single Track Symbol, train symbol Galleries Topography Source: French, Thomas E A Manual of Engineering Drawing for Students and Draftsmen (New York, NY: McGraw-Hill, 1911)
