Topography symbol for dry lake conventionally used in map drawing and drafting.
A commonly used drafting and map drawing conventional symbol for falls and rapids.
Topography map symbol for fresh water marsh used in drafting and map drawing.
A conventional glacier topography symbol commonly used in drafting and map drawing.
A common topography symbol for lakes and ponds used in drawing maps and drafting.
A conventional topographical water feature for salt water marsh used in drafting and map drawing.
A submarine contour, underwater low elevation, conventional topographic symbol used for drafting and…
Conventional topography symbol for submerged marsh used in drafting and map drawing.
A tidal flat topography conventional symbol commonly used in drafting and map drawing.
A water lock conventional symbol used in map drawing and drafting. A lock is used to lower or raise…
A series of topographical symbols for water features commonly used in drafting and map drawing.