Books by Washington International congress of hygiene and demography:
Books in the extended shelves:
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International Congress of Hygiene and Demography, Washington, D.C., 1912: Investigations on epidemic infantile paralysis. Report from the State Medical Institute of Sweden to the xv International Congress on Hygiene and Demography, Washington 1912. (Obtained through Nordiska bokhandeln, 1912), also by Stockholm. Statsmedicinska anstalten (page images at HathiTrust; US access only)- International congress of hygiene and demography, Washington, D.C., 1912: Journal ... ([n.p.], 1912) (page images at HathiTrust; US access only)
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