series: Civil War Veterans 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. Union Army Recruits in White Regiments in the United States, 1861-1865 (ICPSR 9425) Fogel, Robert W.; Engerman, Stanley L.; Pope, Clayne; et al. 2. Union Army Rejected Recruits in the United States, 1861-1865 (ICPSR 9428) Fogel, Robert W.; Steckel, Richard H.