The coal resources of Nigeria
By: by A. M. J. de Swardt and O. P. Casey. With a section on the physical and chemical properties of the coals, compiled by G. Jefford.
Contributors: Casey, Owen Patrick, joint author.; Jefford, G.
Publisher: Govt. Printer]
Published: 1961
Place of publication: [Lagos
Language: eng
Number of pages: 100
Subjects: Coal mines and mining -- Nigeria.
Notes: Bibliography: p. 61.
Orignial imprint date covered by label: 1963.