Tidal Flat Topography Symbol Small 320×272 Medium 640×545 Large 1024×872 Download Tiff Original 2400×2043 | (434.0 KB) Description A tidal flat topography conventional symbol commonly used in drafting and map drawing. Keywords symbol, symbols, terrain symbol, Tidal Flat Topography Symbol, Topography Symbol, Water Features Galleries Topography Source: French, Thomas E A Manual of Engineering Drawing for Students and Draftsmen (New York, NY: McGraw-Hill, 1911)