Ralph C. Epstein

Problems of Classification

Ralph C. Epstein, Florence M. Clark, 1934 .

Lists of Tables and Charts, and Index

Ralph C. Epstein, Florence M. Clark, 1934 .

A Financial History of the American Automobile Industry.@@@The Automobile Industry, Its Economic and Commercial Development.

Ralph C. Epstein, Lawrence Howard Seltzer, R. C. Epstein, 1929 .