00811cam a22002411 4500 l 30000161 DLC 20260227111533.0 830613s1930 dcuab 000 0 eng l 30000161 (OCoLC)16744730 DLC OrPS OCoLC DLC premarc n-us-pa HD8051 .A62 no. 520 Dewhurst, James Frederic, 1895-1967, Social and economic character of unemployment in Philadelphia, April, 1929, Washington, U.S. Govt. print. off., 1930. vi, 51 p. incl. tables, maps, diagr. 23 cm. Unemployed Pennsylvania Philadelphia. Tupper, Ernest Allen, 1902- joint author. Wharton School. Industrial Research Department. 35992 35992