and engineering journal . ntod on a pipe frameworkon the light w,)o,l,-n tl,..,r of tli,- ,-n,-in,--i-,„,in. The con-tinual openiii,^ an,I ,-l,.siMg of til,- e,,ntaet,.i-s shook the boltsbose, and it was soon seen thai tlie iiaamtiitg was too lightand should be on a solid floor. (To be coniimied.) I RUBBER MANUFACTURE. l^.O. 150X :^ni-2. TKT.,KrMIO>JK • JOHANNESBURG VULCANISING WORKS (G. W. FERGUSSON),RUBBER MANUFACTURERS. We can now make, on our own premises, all kinds of Rubber Buffers and Valves, and any Rubber Goods for naining purposes. Motor Tyre Retreads, Tube Repairs
and engineering journal . ntod on a pipe frameworkon the light w,)o,l,-n tl,..,r of tli,- ,-n,-in,--i-,„,in. The con-tinual openiii,^ an,I ,-l,.siMg of til,- e,,ntaet,.i-s shook the boltsbose, and it was soon seen thai tlie iiaamtiitg was too lightand should be on a solid floor. (To be coniimied.) I RUBBER MANUFACTURE. l^.O. 150X :^ni-2. TKT.,KrMIO>JK • JOHANNESBURG VULCANISING WORKS (G. W. FERGUSSON),RUBBER MANUFACTURERS. We can now make, on our own premises, all kinds of Rubber Buffers and Valves, and any Rubber Goods for naining purposes. Motor Tyre Retreads, Tube Repairs, Etc. i;>r<ilTIRTKS SOT^TCITKD. Jolmnnoshiirg. 22, lOin. THE SOUTH AFRICAN MINING JOURNAL. HADFIELDS, Ltd. Hecla & East Hecia Works, Sheffield, England. SOLE MAKERS OF Hadfield^s Patent ^^ERA^^ Manganese Steel, THE SUPREME MATERIAL For the Wearing Parts of Crushing and Grinding Machinery, etc. Steel Castingsand Forgings of all descriptions from a few lbs. in weight up to 25 tons FOR ENGINEERING ANDOTHER PURPOSES. Mining Requisitesof every description, including steel Wheels andAxles, Haulage Rollers andFrames, Angle Pulleysand Flames, Pedestals,Rope Clips, Shoes and Dies,Balls for Ball and TubeMills, Gnzzley Bars, Crush-ing Rolls, etc. Group of Wearing Parts for Stone Breaking and Ore Crushing Machinery. Makers of all kinds of STONE BREAKING & ORE GRUSHINO PLANTS INCLUDING GYRATORY JAW AND DISC CRUSHERS. Head Office for South Africa: 46 & 47. Cullinan Buildings. JOHANNESBURG. Phone 5900. Tel. Add.: HECLA. STORES: DENVER, TRANSVAAL (Adjoining Denver Station). Box 1009. Bulawayo Agents: WHITMORE & JACKSON, 17 & 18, Agency Chambers. Salisbury Agents: P. PEECH & CO., Angwa Street. TTTE SOUTH AFETCAN ^riNTNO . Joliannosburg, May /2, 1015 PRIESTMAN BROS., LTD., HULL AND LONDON. ^V^.A.^I?>OSLS. SOLE AGENTS: J. WHITFORD GRIFFITHS & CO., Ltd., Telephone 2408. Johannesburg, Durban, Cape Town. Box 4170. Engineering Notes and News, THE THEORY OF TUBE MILLI
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Keywords: ., bo, bookcentury1800, bookdecade1890, booksubjectmineralindustries
