Curated OER
Educational Technology Clearinghouse: Maps Etc: China, 1920
A map from 1920 of southern China (China Proper) showing the province borders at the time, including Tibet and Chinese Turkistan, and the frontiers of Mongolia and Manchuria. The map shows provincial capitals and major cities, railways,...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Asia, 1904
A map of Asia from 1904 showing country boundaries at the time, major cities, rivers, lakes, deserts, terrain, and coastal features. This map shows the extent of the Russian Empire and Turkish Ottoman Empire in Asia, the Empire of Japan...
Smithsonian Institution
National Museum of Natural History: American Mammals: Townsend's Pocket Gopher
Townsend's Pocket Gophers require deep, moist soils of river valleys and ancient lake beds. Other pocket gophers that are found in the same region, in the northern Great Basin, prefer different soil types: Botta's Pocket Gopher is...