00887nam a2200253Ia 450000100060000000300050000600500170001100800410002801000150006905000180008408200140010210000310011624501260014726000470027330000300032035000090035049000430035950000110040250400410041365000430045465100450049770000450054270000460058767023BIBL20160527192711.0681114s1968    mauab    bs   00110 eng    a 68025613 0 aHB903.F4bK57  a312/.1/7310aKiser, Clyde Vernon2Local10aTrends and variations in fertility in the United Statesc[by] Clyde V. Kiser, Wilson H. Grabill [and] Arthur A. Campbell.0 aCambridgebHarvard University Pressc1968.  axxx, 338 p.billus., map.  a6.95 0aVital and health statistics monographs  a920617  aIncludes bibliographical references. 0aFertility, HumanzUnited States2Local 0aUnited StatesxStatistics, Vital.2Local10aGrabill, Wilson H.ejoint author.2Local10aCampbell, Arthur A.ejoint author.2Local