In super-royal 8vo, 1168 pp., with 2400 illustrations, in 3 Divisions, cloth, price 13*. d.t. 

 each ; or i vol., cloth, a/. ; or half-morocco, il. St. 



A SUPPLEMENT 



TO 



SPONS' DICTIONARY OF ENGINEERING. 



EDITED BY ERNEST SPON, MEMB. Soc. ENGINEERS. 



Abacus, Counters, Speed 

 Indicators, and Slide 

 Rule. 



Agricultural Implements 

 and Machinery. 



Air Compressors. 



Animal Charcoal Ma- 

 chinery. 



Antimony. 



Axles and Axle-boxes. 



Barn Machinery. 



Belts and Belting. 



Blasting. Boilers. 



Brakes. 



Brick Machinery. 



Bridges. 



Cages for Mines. 



Calculus, Differential and 

 Integral. 



Canals. 



Carpentry. 



Cast Iron. 



Cement, Concrete, 

 Limes, and Mortar. 



Chimney Shafts. 



Coal Cleansing and 

 Washing. 



Coal Mining. 



Coal Cutting Machines. 



Coke Ovens. Copper. 



Docks. Drainage. 



Dredging Machinery. 



Dynamo Electric and 

 Magneto-Electric Ma- 

 chines. 



Dynamometers. 



Electrical Engineering, 

 Telegraphy, Electric 

 Lighting and its prac- 

 ticaldetails,Telephones 



Engines, Varieties of. 



Explosives. Fans. 



Founding, Moulding and 

 the practical work of 

 the Foundry. 



Gas, Manufacture of. 



Hammers, Steam and 

 other Power. 



Heat. Horse Power. 



Hydraulics. 



Hydro-geology. 



Indicators. Iron. 



Lifts, Hoists, and Eleva- 

 tors. 



Lighthouses, Buoys, and 

 Beacons. 



Machine Tools. 



Materials of Construc- 

 tion. 



Meters. 



Ores, Machinery and 

 Processes employed to 

 Dress. 



Piers. 



Pile Driving. 



Pneumatic Transmis- 

 sion. 



Pumps. 



Pyrometers. 



Road Locomotives. 



Rock Drills. 



Rolling Stock. 



Sanitary Engineering. 



Shafting. 



Steel. 



Steam Navvy. 



Stone Machinery. 



Tramways. 



Well Sinking. 



London : E. & F. N. SPON, 125, Strand. 



New York : 12, Cortlandt Street. 



