Using scanned maps and data from the United States Geological Survey (USGS), Esri developed an interactive tool to explore ...

THE practical problems involved in the interpretation of geological and topographical maps are here dealt with in a manner likely to appeal to students of geology and civil engineering.

A geological cross-section of the country from Snowdon to ... Britain's foremost cartographer of the time, John Carey, produced the topographical map on which he superimposed Smith's strata. 12.

My wife and I enjoy hiking off trail and for our bushwhacking adventures, we use a paper topographic map, a compass and a handheld GPSR.