00903cam a22002651 4500 gs 59000371 DLC 20260227111408.0 861104s1959 tz ab b f000 0 eng c gs 59000371 (OCoLC)14635024 U.S. Geol. Survey Libr. KWiU DLC premarc QE327.T3 A32 no. 29 Whittingham, John Keble. The geology of the Nyanzwa area; quarter degree sheet 63 NW. Dar es Salaam, Govt. Printer, 1959. viii, 27 p. illus., 2 fold., col. maps (1 in pocket) 25 cm. Tanganyika. Geological Survey. Bulletin no. 29 Cover title. Bibliography: p. 26-27. Geology Tanzania Nyanzwa area. Geology Tanzania Maps. Tanzania. Geological Survey Department. Bulletin ; no. 29. 29403 29403