00639cam a22002171 4500 l 30000142 DLC 20260227111532.0 830118s1930 dcu 000 0 eng l 30000142 (OCoLC)29100120 DLC MnU MH OCoLC DLC premarc HD8051 .A62 no. 518 Stewart, Estelle M. (Estelle May), 1887-1938. Personnel research agencies, 1930 ed. Washington, U.S. Govt. print. off., 1930. xiv, 197 p. 23 cm. Personnel management. Thompson, James David, 1873- 35988 35988