The economic geology of Sabie and Pilgrims Rest /
Wybergh, Wilfrid John, 1868-
The economic geology of Sabie and Pilgrims Rest / by W.J. Wybergh ; published by authority of the Honorable the Minister of Mines and Industries. - Pretoria : Govt. Print. and Stationery Office, 1925. - 124, [4] p. : ill., maps ; 24 cm. - Memoir ; no. 23 . - Memoir (Geological Survey (South Africa)) ; 23. .
At head of title: Union of South Africa. Department of Mines and Industries. Geological Survey. Two colored maps on 2 folded sheets in pocket.
Includes bibliographical references (p. 11) and index.
gs 26000226
Geology, Economic--South Africa--Sabie.
Geology, Economic--South Africa--Pilgrim's Rest.
QE324 / .A3 no. 23
The economic geology of Sabie and Pilgrims Rest / by W.J. Wybergh ; published by authority of the Honorable the Minister of Mines and Industries. - Pretoria : Govt. Print. and Stationery Office, 1925. - 124, [4] p. : ill., maps ; 24 cm. - Memoir ; no. 23 . - Memoir (Geological Survey (South Africa)) ; 23. .
At head of title: Union of South Africa. Department of Mines and Industries. Geological Survey. Two colored maps on 2 folded sheets in pocket.
Includes bibliographical references (p. 11) and index.
gs 26000226
Geology, Economic--South Africa--Sabie.
Geology, Economic--South Africa--Pilgrim's Rest.
QE324 / .A3 no. 23