The Nigerian coalfield
Subtitle: the geology of parts of Onitsha, Owerri, and Benue Provinces ...
By: by A. Simpson
Series: Bulletin (Geological Survey of Nigeria) -- no. 24; Annual departmental reports relating to Nigeria and British Cameroons; Government publications relating to African countries prior to independence
Publisher: By authority of the Nigerian Govt.
Published: 1954
Place of publication: Zaria]
Language: eng
Number of pages: 85
Notes: Bibliography: p. 66-67.