Silicosis (miners phthisis) on the Witwatersrand
By: causation, incidence, pathology, symptoms, and radiographic appearances ; by A.H. Watt ... [et al.].
Contributors: Watt, A. H.
Publisher: Government Printing and Stationery Office
Published: 1916
Place of publication: Pretoria
Language: eng
Number of pages: 128
Subjects: Silicosis -- South Africa -- Witwatersrand.
Notes: 5271-22/8/16-500.