00982cam5a220027700 4500 lce01140899 791018s1973 bs ab b f000 0 eng 79316467 R2.00 (Sirsi) r75987 (DLC) 79316467 (UPRA)lce01140899 f-bs--- TN799.7.B55 M37 Massey, N. W. D. A36222.1 Resources inventory of Botswana : industrial rocks and minerals / N. W. D. Massey. Lobatse : Geological Survey Dept., [1973] Mineral resources report ; no. 3 Cover title. Bibliography: p. 36-39. Nonmetallic minerals -- Botswana. Nonmetallic minerals -- Botswana. S28344.1 Building stones -- Botswana. Building stones -- Botswana. S28345.1 Mineral resources report (Lobatse) ; no. 3. S5961.1 TN799.7.B55 lcc MAIN BOOK ON-SHELF 75987 58101 58101