"The project that is the subject of this report was supported by contract no. 50-YABC-8-66010 between the National Academy of Sciences and the U.S. Census Bureau"--T.p. verso
Includes bibliographical references (p. 533-565) and index
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries