01231cam a22002891  4500001001300000003000400013005001700017008004100034010001700075035001900092040004600111050002300157051011400180110003800294245018900332260003700521300007900558410005100637500003200688500002600720504003000746650001300776650003200789700004200821700006100863999001700924gs 65000465 DLC20260227111418.0790426s1962    sa       b   f000 0 eng c  ags 65000465   a(OCoLC)4900751  aU. S. Geol. Survey Libr.cAzUdOCoLCdDLC00aQB296.S6bS68 1962  aQB296.S6bS68 1962 Suppl.cSupplement to handbook 3, compiled by B.W. Darracott. Pretoria, 1973. 16 p. 22 cm.1 aSouth Africa.bGeological Survey.14aThe gravity survey of the Republic of South Africa.cPart. 1: Gravimeter observations, by P. J. Smit. Part 2: Isostatic anomalies and crustal structure, by A. L. Hales and D. I. Gough.  aPretoria,bGovt. Printer,c1962.  avii, 486 p.billus. (3 fold.) maps. (7 fold., 3 col., in slipcase)c25 cm.10aSouth Africa.bGeological Survey.tHandbookv3  aAbstract also in Afrikaans.  aErrata slip inserted.  aBibliography: p. 462-463. 0aGravity. 0aGeomagnetismzSouth Africa.1 aSmit, P. J.tGravimeter observations.1 aHales, A. L.tIsostatic anomalies and crustal structure.  c30143d30143