TY  - BOOK
AU  - King,Basil Charles
AU  - Swardt,A.M.J.de
TI  - The geology of the Osi area, Ilorin Province,
T2  - Nigeria. Geological Survey. Bulletin
AV  - QE327.N5 K5
U1  - 556.69 
PY  - 1949///
CY  - [Kaduna]
KW  - Geology
KW  - Nigeria
KW  - Ilorin (Province)
KW  - Petrology
N1  - One folded map in pocket; "List of works to which reference is made": p. 63-65
ER  -