Quennell, A. M. Summary of the geology of Tanganyika : part I introduction and st ratigraphy / A. M. Quennell , A. C. M. McKinlay and W. G. Aitken. - Dar es salaam: Government Printer, [n.d]. - 264 p. : fold. map in pocket. ; 25 cm. - Tanganyika Memoir; no.1 . Includes bibliographical references. Subjects--Topical Terms: Geology ----Tanzania.---- Gov. Doc. Class. No.: G EAT C621 (08) 3/1 part 1.