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ckan_admin建立了Atwood, J.M. 1851. Map Of The United States, Canada, Mexico, Central America and the West Indies.資料集超過 10 年之前

Atwood, J.M. 1851. Map Of The United States, Canada, Mexico, Central America and the West Indies.

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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... 讀取更多

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