00338cam a2200085u  4500008004100000050002300041245006300064260006100127300006400188830421s1954    xx abk        000 0 eng  00aHA 1971 b.N5 195200aPopulation census of the Northern Region of Nigeria, 1952.  aLagos,bSuperintendent (the Govt. statistician)c[1954?]  av, 58 p.bfold. col. map (in pocket) forms, tables.c33 cm.