Sinclair, Upton, 1878-1968 Biographical and critical opinions / Upton Sinclair. - [Pasadena : s.n., 19??]. - 32 p. : portrait ; 18 cm. - 92(NLA) . Subjects--Personal Names: Sinclair, Upton, 1878-1968 Subjects--Topical Terms: Authors, American--20th century Universal Decimal Class. No.: 92(NLA)