BIBLIOGRAPHY 



ABBREVIATIONS IN THE LITERATURE INDEX 



A.A.P.G.B. Bulletin of the American Association of Petroleum 



Geologists, Tulsa, Oklahoma. 



A.I.M.M.E. American Institution of Mining and Metallurgical 



Engineers, New York. 



A.I.M.E.B. American Institution Mining Engineers Bulletin, New 



York. 



A.M.B. Annales des Mines, Belgique, Brussels. 



A.M. P. Annales des Mines de Paris, Paris. 



A.M.R. Analele Minelor din Romania, Bucharest. 



A. P. American Patent, Washington. 



A. P. I.E. American Petroleum Institution Bulletin. 



B.A.R. British Association Report. 



B.h. Bergbaukunde. 



B.H.J. Berg-und Hlittenmannische Jahrbuch, Loeben. 



B.H.Z. Berg-und Hlittenmannische Zeitung. 



C.M.J. Canadian Mining Journal, Gardenvale, Canada. 



C. Eng. Colhery Engineering, London. 



C.G. Colliery Guardian, London. 



D.R.P. German Patent. 



Eng. Engineering, London. 



E.M.J. Engineering and Mining Journal, New York. 



E.Z. Elektrotechnische Zeitschrift, Berlin. 



Gl. Gltickauf, Essen. 



I.P.T. Institution of Petroleum Technology, London. 



I.Z.B. Internationale Zeitschrift fur Bohrtechnik, Erdolbergbau, 



und Geologie, Vienna. 



I.C.T.R. Iron and Coal Trades Review, London. 



J. A. Jernkontorets Annaler, Stockholm. 



J.G. Journal of Geology. 



J. I.P.T. Journal of the Institute of Petroleum Technologists, 



U.S.A. 



J.S.A.A.E. Journal of the South African Association of Engineers, 



Johannesburg. 



J.S.A.I.M.E. Journal of the South African Institute of Mining Engin- 

 eers, Johannesburg. 



K. Kali, Halle, Saale. 



K.E. " Kohle und Erz, Berlin. 



M.J. Mining Journal, London. 



M. Mag. Mining Magazine, London. 



M.M. Mitteilungen aus dem Markscheiderwesen, Freiberg. 



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