Search Results       Your search for [author]Lankford, Philip M. returned 1 record.           Regional incomes in the United States, 1929-1967 : level, distribution, stability, and growth. by Lankford, Philip M.; [Chicago]: University of Chicago, Dept. of Geography, 1972. Subject: Income -- United States -- History; Economic zoning -- United States.          Add to Book Cart Relevance: 16.55%