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Books by D.C.) International Congress of Hygiene and Demography (15th : 1912 : Washington:

Books in the extended shelves:

• International Congress of Hygiene and Demography (15th : 1912 : Washington, D.C.): Exhibits of the Prudential Insurance Company of America; International Congress on Hygiene and Demography. (Washington, 1912), also by Prudential Insurance Company of America (page images at HathiTrust)
• International Congress of Hygiene and Demography (15th : 1912 : Washington, D.C.): Official program, XV International congress on hygiene and demography, Washington, D. C., September 23-28, 1912. ([Washington?, 1912) (page images at HathiTrust)
• International Congress of Hygiene and Demography (15th : 1912 : Washington, D.C.): Tables de mortalité et de survie en Suède pour les années 1816-1910 (Kungl. boktryckeriet, P. A. Norstedt & söner, 1912), also by Sweden. Statistiska centralbyrån (page images at HathiTrust; US access only)
• International Congress of Hygiene and Demography (15th : 1912 : Washington, D.C.): Transactions of the fifteenth International Congress on Hygiene and Demography, Washington, September 23-28, 1912 (G.P.O., 1913) (page images at HathiTrust)

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