The pegmatites of central Nigeria,
Jacobson, Reginald Ronald Eric.
The pegmatites of central Nigeria, by R. Jacobson and J.S. Webb. - [Colchester] 1946. - 61 p. illus., 4 fold. maps (in pocket) 26 cm. - Nigeria. Geological Survey. Bulletin no. 17 . - Bulletin (Geological Survey of Nigeria) ; no. 17. .
"References": p. 60.
gs 48000169
Pegmatites.
Mineralogy--Nigeria.
QE461 / .J3
552.1
The pegmatites of central Nigeria, by R. Jacobson and J.S. Webb. - [Colchester] 1946. - 61 p. illus., 4 fold. maps (in pocket) 26 cm. - Nigeria. Geological Survey. Bulletin no. 17 . - Bulletin (Geological Survey of Nigeria) ; no. 17. .
"References": p. 60.
gs 48000169
Pegmatites.
Mineralogy--Nigeria.
QE461 / .J3
552.1