Historic US Census - 1940
收藏DataCite Commons2025-04-18 更新2025-04-16 收录
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https://redivis.com/datasets/fdpr-cd26cbc9y
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资源简介：
The Integrated Public Use Microdata Series (IPUMS) Complete Count Data include more than 650 million individual-level and 7.5 million household-level records. The IPUMS microdata are the result of collaboration between IPUMS and the nation’s two largest genealogical organizations—Ancestry.com and FamilySearch—and provides the largest and richest source of individual level and household data.
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Redivis创建时间：
2022-04-29
