Image from page 799 of "S.A. mining and engineering journal" (1891)

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    Identifier: p2saminingengine32joha
    Title: S.A. mining and engineering journal
    Year: 1891 (1890s)
    Authors:
    Subjects: Mineral industries Mining industry and finance Mines and mineral resources
    Publisher: Johannesburg
    Contributing Library: Gerstein - University of Toronto
    Digitizing Sponsor: University of Toronto

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    Text Appearing Before Image:
    andicap of bad ventilation affects theofficial as well as the workman, and makes both of theminefficient. Plenty of fresh air would make for a speedingup all round to the lasting benefit of the industy as well asof the individual worker. No exact records are at handwhich would afford data for measuring the influence of im-pure air in the development of Silicosis, that it has an illeffect on the lungs is certain, weakening their action andimpeding their powers of recuperation, and thus renderingthem less able to resist other injurious elements, but we maysafely assume that the matter of ventilation is urgent inthe interests alike of safety, health and low costs of mining,and therefore is a matter of very present urgency. ANSWERS TO CORRESPONDENTS. T. Badcoek, Greenes Chambers, Maritzburg.—Weregret that we have misplaced Mr. Wilfred T. Frysaddress, but if he sees this in print he will doubtlessreply to you direct. SULZER HIGH.LIFT CENTRIFUGAL PUMPS. For Mine Drainage, Waterworks, Etc.

    Text Appearing After Image:
    Pumping Set suitable for lift of 2,500 ft. LARGE LOCAL STOCKS INMEDIUM AND LOW-LIFT PUMPS. For particulars apply toi RICE, WILSON & HERD, 86,87,88,96, Standard Bank Chambers, Commissioner St. P.O. Box D30 Telephone* 2209 & 2300. JOHANNESBURG. Also Smith African Agents forCALENDERS CABLE & CONSTRUCTION CO., LTD.BRITISH THOMSON-HOUSTON CC, LTD., etc- etc. .1 bure, February 4, 1922. TllF.s.V MINING AND ENGINEERING JOtftlNAL. 779 The Wolhuter. POINTS FROM ANNUAL REPORT. The annual meeting of the Wolhuter Gold Mine LtdwiU be held on March 23. From an advance copj ol theannual report for 1921 we Learn thai the nel prohl for theyear was B71.767. Mr. A. J. Brett, the consulting engineeiwrites-—The following is a summary of the salient featuresof the work of the past three years: Tonnage milled, L919348 902 L920 370,200, L921 378,600; working costs per ton, 1919 22s Id., L920 «ob. 5d., 1921 23s. 6d.; revenue perton at standard price of gold, L919 24s. 8<L, L920 23s. 6d.,1921

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