1. The small family system: is it injurious or immoral? Author(s): Drysdale, C. V. (Charles Vickery), 1874-1961, author Publication: New York : B.W. Huebsch, 1914 Subject(s): Family CharacteristicsBirth RateContraceptionPopulation Dynamics
2. A comparison of the birth rates of native and of foreign-born white women in the state of New York during 1916 Author(s): Eastman, P. R. (Paris R.), author Publication: Albany, N.Y. : New York State Department of Health, Division of Publicity and Education [1917?] Subject(s): Birth RateEuropean Continental Ancestry GroupNew York