Search Results Use the search box below to revise your search, or start a new search. Studies (2) Variables Publications Your query returned 2 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Growth of American Families, 1955 (ICPSR 20000) Freedman, Ronald; Campbell, Arthur A.; Whelpton, Pascal K. 2. Growth of American Families, 1960 (ICPSR 20001) Whelpton, Pascal K.; Campbell, Arthur A.; Patterson, John E.