00846cam a22002291  4500001001300000003000400013005001700017008004100034010001700075035002000092040005500112042001200167050002200179100003100201245011700232260005700349300001900406490005200425500008100477650004100558999001700599gs 31000258 DLC20260227111336.0850906s1931    sa       b   f000 0 eng c  ags 31000258   a(OCoLC)12499880  aLibrary, U. S. Geological SurveycTxHRdOCoLCdDLC  apremarc10aQE324b.A3 no. 271 aHall, Arthur Lewis,d1872-12aA bibliography of South African geology for the years 1926 to 1930 (inclusive).bAuthor's index,cby A. L. Hall.  aPretoria,bPrinted by the Government Printer,c1931.  a160 p.c24 cm.0 aSouth Africa. Geological Survey. Memoirvno. 25  aAt head of title: Union of South Africa. Department of Mines and Industries. 0aGeologyzSouth AfricavBibliography.  c26914d26914