00921cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035002000092040005500112042001200167050002200179100003100201245011700232260006300349300001900412490005200431500008100483500005700564650004100621999001700662gs 27000212 DLC20260227111331.0850906s1927    sa       b   f000 0 eng c  ags 27000212   a(OCoLC)12499867  aLibrary, U. S. Geological SurveycTxHRdOCoLCdDLC  apremarc00aQE324b.A3 no. 251 aHall, Arthur Lewis,d1872-12aA bibliography of South African geology for the years 1921 to 1925 (inclusive).bAuthor's index,cby A. L. Hall.  aPretoria,bGovernment Printing and Stationery Off.,c1927.  a117 p.c24 cm.0 aSouth Africa. Geological Survey. Memoirvno. 25  aAt head of title: Union of South Africa. Department of Mines and Industries.  aContinuation of the work begun in Memoirs 18 and 22. 0aGeologyzSouth AfricavBibliography.  c26565d26565