1. The fertility of American women Author/Creator: Grabill, Wilson H. Publication/Creation: New York : Wiley, [1958] Resource Type: Book Access & Availability: Loading
2. Mortality statistics Publication/Creation: Washington : For sale by the Supt. of Docs., U.S. G.P.O.. Resource Type: Journal, Newspaper or Serial Access & Availability: Loading
3. Statistical abstract of the United States Publication/Creation: Washington : U.S. G.P.O., 1879- Resource Type: Journal, Newspaper or Serial Access & Availability: Loading