series: National Fertility Survey Series > Study Search Results Your query returned 2 results. Use the search box below to revise your search, or start a new search. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. (?) Study Title/Investigator 1. National Fertility Survey, 1965 (ICPSR 20002) Westoff, Charles F.; Ryder, Norman B. 2. National Fertility Survey, 1970 (ICPSR 20003) Westoff, Charles F.; Ryder, Norman B.