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
	Kyle MacRae Build Your Own Computer		Haynes UK	2004	Hardcover	621.3916
	David Edgington Old Stationary Engines		Shire Publications UK	1987	Paperback	621.4
	J. Kenneth Major Animal-powered Machines		Shire Publications UK	1985	Paperback	621.422
	Terence Eldon Crowley Beam Engines		Shire Publications UK	1992	Paperback	621.65
	Various Contributors Uppfinningarna VIII		Baltiska Förlaget Sweden	1926	Hardcover	621.7
	Hugh Bodey Nailmaking		Shire Publications UK	2008	Paperback	621.884
	Philip Walker Woodworking Tools		Shire Publications UK	2000	Paperback	621.90809
	Various Contributors Uppfinningarna III		Baltiska Förlaget Sweden	1926	Hardcover	622
	Erik Janson Mest Om Järn		Svenska Turistföreningens Förlag Sweden	1988	Hardcover	622.341
	R. H. Hayes Rosedale Mines & Railway		The Ryedale Folk Museum UK	1968	Paperback	622.3410942846
	Garnet Basque Gold Panner's Manual		Mr. Paperback Canada	Mar 1980	Paperback	622.3422
	Lynn Willies Lead And Leadmining		Shire Publications UK	1994	Paperback	622.3440941
	John Morrison Lead Mining In The Yorkshire Dales		Dalesman Books UK	1998	Paperback	622.34409428409
	Peter Stanier Quarries And Quarrying		Shire Publications UK	2000	Paperback	622.350941
	Various Authors Science At War		HMSO UK	1947	Paperback	623
	William R. Corliss Ancient Structures		The Sourcebook Project USA	Jan 2001	Paperback	623.093
	[no author listed] Survival Under Atomic Attack		AtomCentral USA		Paperback	623.3
	David Bradley No Place To Hide		Bantam USA	Mar 1949	Paperback	623.4
	John T. Turner 'Nellie' The History Of Churchill's Lincoln-Built Trenching Machine		The Society For Lincolnshire History & Archaeology UK	1988	Paperback	623.4
	David Lister Forgotten Tanks And Guns Of The 1920s, 1930s And 1940s		Pen And Sword UK	2018	Hardcover	623.4
	Brian J. Ford Allied Secret Weapons		Macdonald & Co. UK	1971	Paperback	623.409044
	David Gordon Tommy: Uniforms, Weapons And Equipment Of The Airborne Forces		Pictorial Histories USA	Jul 1998	Paperback	623.4094109044
	Various Authors Small Arms, Artillery And Special Weapons Of The Third Reich		Macdonald And Jane's UK	1978	Hardcover	623.40943
	Various Authors Panzer-jäger		Almark UK	Feb 1971	Paperback	623.41
	Ian V. Hogg Anti-Aircraft Artillery		The Crowood Press UK	2002	Hardcover	623.41

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