Technology, Engineering, Applied Sciences, Industrial Arts (620 - Engineering)

620 Engineering

621 Mechanical engineering, Machinery

622 Mining engineering, Mines and mineral resources

623 Military engineering, Marine engineering

624 Bridges, Roofs, Civil engineering

625 Railroads (from engineering perspectives), Roads

627 Hydraulic engineering, Ocean engineering, Rivers, Harbors

628 Sanitary engineering, Sanitation, Water-supply

629 Other branches of engineering

630 Agriculture

640 Home economics

650 Business

660 Chemistry, Technical, Chemical engineering

670 Manufactures, Manufacturing

680 Handicraft, Occupations

690 Building

350 books found with class number 620

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Click to View		Publisher		Date	Format	Class Number	Price Guide
	John F. Kirkland Dawn Of The Diesel Age		Interurban Press USA	Apr 1983	Hardcover	625.26609
	Various Authors Conrail Motive Power Review Volume 1		Interurban Press USA	1982	Hardcover	625.2660973
	Cecil J. Allen Mountain Railway Guide To Central Switzerland		Ian Allan UK	1956	Paperback	625.309494
	John Henderson Gotham Turnstiles		H&M Productions USA	1992	Paperback	625.4097471
	James Clifford Greller New York City Subway Cars		Xplorer Press USA		Paperback	625.42097471
	Edmund Keilty The Short Line Doodlebug		Interurban Press USA	Feb 1989	Hardcover	625.6
	Ira L. Swett Interurbans Of Utah		Interurban Press USA	Aug 1954	Paperback	625.6
	Various Authors The PCC Car		Interurban Press USA	Jun 1986	Hardcover	625.66
	Various Authors PCC From Coast To Coast		Interurban Press USA	Sep 1983	Hardcover	625.66
	Edmund Keilty Interurbans Without Wires		Interurban Press USA	1979	Hardcover	625.66
	Various Authors PCC		Interurban Press USA	1980	Hardcover	625.66
	Ira L. Swett Interurbans Of Utah		Interurban Press USA	Mar 1974	Paperback	625.66
	Andrew D. Young Trolley To The Past		Interurban Press USA	Jun 1983	Paperback	625.6607401
	J. H. Price A Source Book Of Trams		Ward Lock Ltd. UK	1980	Hardcover	625.660904
	P. Allen Copeland California Trolleys In Color		Morning Sun Books, Inc. USA	2002	Hardcover	625.6609794
	Jim Walker The Yellow Cars Of Los Angeles		Interurban Press USA	1 Apr 1977	Hardcover	625.660979493
	John Vince Wells And Water Supply		Shire Publications UK	1978	Paperback	627
	Peter L. Smith Canal Architecture		Shire Publications UK	1986	Paperback	627.130941
	John Vince Canals And Canal Architecture		Shire Publications UK	1973	Paperback	627.130941
	[no author listed] Construction Of Hoover Dam		KC Publications Inc. USA		Paperback	627.82
	Giffard Martel In The Wake Of The Tank		Sifton Praed UK	1931	Hardcover	628.43
	Dennis Smith Report From Engine Co. 82		Pocket Books USA	Feb 1973	Paperback	628.92097471
	Trevor Whitehead Fire Engines		Shire Publications UK	1987	Paperback	628.925
	Charles Dixon [pilot] Parachutes For Airmen		Sir Isaac Pitman And Son UK	1930	Hardcover	629.13
	John Chaplin Wings And Space		Ian Allan UK	1970	Paperback	629.13

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