The geology of the Osi area, Ilorin Province
By: by B.C. King and A.M.J. de Swardt.
Contributors: Swardt, A. M. J. de, joint author.
Series: Nigeria. Geological Survey. Bulletin; no. 20; Bulletin (Geological Survey of Nigeria) ;; no. 20.
Published: 1949
Place of publication: [Kaduna]
Language: eng
Number of pages: 92
Subjects: Geology -- Nigeria -- Ilorin (Province); Petrology -- Nigeria -- Ilorin (Province)
Notes: "List of works to which reference is made": p. 63-65.
One folded map in pocket.