WUHKS OS ^iJJ^JSU. S7 



FoutTH Edition, Reviitd and Grratly Enlarged. Wuk ti'umrrtm) 

 Additiofial liii » reduitd jr»m Wtfrking 



' 24.'. net. 



A TEXT-BOOK OF COAL-MINING: 



FOR THE USE OF COLLIERY MANAGERS AND OTHERS 

 ENGAGED IN COAL-MINING. 



BT 



HERBERT WILLIAM HUGHES, F.G.S., 



Amoc. Koyai School of Mines, Gciicrai Manager of Saiidwell VxiV Colliery 



GENERAL CONTENTS. 



Geology. — Search lor Coal. — Breaking (Jiuund. — Sinking.— Preliminary 

 Oj^rations. — Methods of Working. — Haulage. — Winding. — Pumping. — 

 Ventilation. — Lighting. — Works at Surface. — Preparation of Coal for MarkeC 

 — Inuex. 



"(Juitc THk BBST BOOK of its kind . . . ms rKACTiCAL m aim u a book can b« . 

 Th* illiituvtiuiu axe »xcmn-KHT."—AtA^nai4m. 



" We cordiaJljr recommend the work.' — C*Uifry Guariiian. 



" Will soon come to be regarded as the stanoaiio work of iu kind." — Birmin^Adum 

 Dmiiy Gaattu. 



In Largr 8r^, with Illuitratwns and Folamg-Platei. loj. fid. 

 AND THE USE OF EXPLOSIVES. 



A Handbook for Engineers and others Engaged in Mining. 

 Tunnelling, Quarrying, &c. 



By OSCAR GUTTMANN, Assoc. M. Inst. C.E. 



MffUvT »f tk^ SfTUtift »/ CH'it F.nfin4rT-i and A rxkittctt ff V'lrnHjt umS BuU^/^rt, 

 C»r~rttf»nMH[ Mrmitr « tMf lm<f. Kfy. CttU^'umi /njtttutt^n ft .At^trut, <V»'. 



Uknekai Contents. — Historical Sketch — Blasting Materials— HLiiiin^ Tarn- 

 ^er — Various Powder-mixtures — Gun-cotton — Nitro-clycerine and Dynamite — 

 Other Nitro-compounds— JSprengel's Liquid (acid) Explosives —Other Meani o4 

 BLtLsUng — Qualities, Hangers, and Handling of Explosives — Choice of Blastii.g 

 Matenals — Apparatus for Measuring Force— Blasting m Fiery Mines — Mean* oi 

 Icnilmg Charge* — IVeparation of Bla>t»— Hore-holes— Machine-drilling — Chaiulcr 

 Mines — Charging of Bore-holes — Determination of the Charge — HL-ut;ng m Bore* 

 fcolos — Firing — Straw and Fure F'inng — Electrical F'inng — Substitutes for EJeclricaJ 

 Firing — Results of Working — Various Blastinf:; 0}-)cr.itions — tjuarr)-ing — Blasting 

 Masonrj', Iron and Wooden Structures— Blasting in earth, under water, of ice, Ac 



"This APiilKA|il.a work."— ro:;«>rv (7aarJ«»it 



" Should prove a x.iatmt. xm to Mizuag Eu^uiecn and all engaged in prmcticai wxnk. 

 —It*h anJ Ctai Tt>iJet Rn mv. 



LONDON: CHARLES GRIFFIN 4 CO., LIMITED, EXETER STREET, STRAND, 



