...which are printed in brown. 3. Culture, or features constructed by man, as cities, roads, village". and the names and boundaries, which are printed in...interpreted by the layman, except, perhaps, the brown "contour'1 lines. These contours are lines of equal elevation — lines along which the ground would...

...States Geological Survey are: 1. Hydrography, or water features, as ponds, streams, lakes, swamps, etc., which are printed in blue. 2. Hypsography. or relief...layman, except, perhaps, the brown "contour" lines. These contours are lines of equal elevation— lines along which the ground would be touched by the...

...States Geological Survey are: 1. Hydrography, or water features, as ponds, streams, lakes, swamps, etc., which are printed in blue. 2. Hypsography. or relief...layman, except, perhaps, the brown "contour" lines. These contours are lines of equal elevation— lines along which the ground would be touched by the...

...black. This combination of color rentiers these topographic maps readily legible. On the reverse side of each sheet is a description of the mode of reading...signs, indicating how the various facts shown on the maps are represented. All these conventions are self-explanatory and are readily understood and interpreted...

...streams, lakes, swamps, etc., which are printed in blue. 2. Hypsography, or relief of surface, as hill, valleys and plains which are printed in brown. 3....layman, except, perhaps, the brown "contour" lines. WILSON. J CO-OPERATIVE TOPOGRAPHIC SURVEY. These contours are lines of equal elevation — lines along...

...black. This combination of color renders these topographic maps readily legible. On the reverse side of each sheet is a description of the mode of reading...signs, indicating how the various facts shown on the maps are represented. All these conventions are self-explanatory and are readily understood and interpreted...

...black. This combination of color rentiers these topographic maps readily legible. On the reverse side of each sheet is a description of the mode of reading...signs, indicating how the various facts shown on the maps are represented. All these conventions are self-explanatory and are readily understood and interpreted...

...black. This combination of color renders these topographic maps readily legible. On the reverse side of each sheet is a description of the mode of reading...conventional signs, indicating how the various facts sbown on the maps are represented. All these conventions are self-explanatory and are readily understood...

...Culture, or features constructed by man, as cities, roads, villages, and the names and bouodaries, which are printed in black. This combination of colors...layman, except, perhaps, the brown "contour" lines. These contours are lines of equal elevation — lines along which the ground would be touched by the...

...admirably outlined in the recommendation of the Civil Service Commission of 1882 as follows : — duced, it is shown that differences frequently occur in maps...layman, except, perhaps, the brown "contour" lines. These contours are lines of equal elevation — lines along which the ground would be touched by the...