Geological and topographical maps, their interpretation and use, a handbook for the geologist and civil engineer (1911)
Dwerryhouse, Arthur Richard, 1867- · London, E. Arnold · leaf 69
GRAPHICAL MAPS indicated in the section (b), but to curve round graduallyas in (c). On steep slopes the outcrops of rocks usually appearnarrower than on more level ground, and this must not belost sight of in the above connection. ^O Unconformities.—The nature and mode of formation ofan… … Fig. 30.—Geological Map of the district round Shap. Sk. SI., Skiddaw Slates. B, Borrowdale series. SiLt Silurian. C, Carboniferous Limestone series. G, Granite. difference in the direction of strike of the beds above and_below the unconformity, and where, in consequence, thelowest bed of the upper…
Cartography · Geology · Topographical drawing
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