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ckan_admin 建立了数据集French and Spanish Missions in North America: History of the development of the North American French and Spanish Missions. Includes JPEG DEM for download and use in TimeMap. 10年前

French and Spanish Missions in North America: History of the development of the North American French and Spanish Missions. Includes JPEG DEM for download and use in TimeMap.

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ECAI Clearinghouse

In the 1990's ECAI developed the ECAI Metadata Clearinghouse, a system for managing and cataloging spatio-temporal cultural data. ECAI's Metadata Clearinghouse includes records... 读取更多

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