Editing Smethwick Engine (section)

{{short description|Watt steam engine}}
{{Use dmy dates|date=February 2017}}
{{Use British English|date=February 2017}}
{{Infobox historic engine
|name              = Smethwick Engine
|image             = Smethwick Engine at ThinkTank Museum.jpg
|image_size        =  
|alt               = 
|caption           = The engine in steam at Birmingham's [[Thinktank, Birmingham|Thinktank]] museum
|type              = [[Watt steam engine|Watt beam engine]]
|designer          = [[James Watt]]
|maker             = [[Boulton and Watt]]
|date              = {{Start date|1779|05}}
|country_of_origin = [[England]]
|cylinders         = 1
|bore              = {{Convert|32|in|cm}}
|stroke            = {{convert|8|ft|cm|0}}
|former_operator   = [[Birmingham Canal Navigations]]
|purpose           = Pumping water 
|collection        = [[Birmingham Museums Trust]]
|location          = [[Thinktank, Birmingham Science Museum|Thinktank]]
|accession         = 
|working           = Yes
}}

The '''Smethwick Engine''' is a [[Watt steam engine]] made by [[Boulton and Watt]], which was installed near [[Birmingham]], England, and was brought into service in May 1779. Now at [[Thinktank, Birmingham Science Museum]], it is the oldest working [[steam engine]]<ref name="guinness">{{cite web|url=http://www.guinnessworldrecords.com/world-records/oldest-steam-engine|title=Oldest steam engine|work=guinnessworldrecords.com|access-date=19 March 2015}}</ref><ref name="thinktank-highlights">{{cite web|url=http://www.birminghammuseums.org.uk/thinktank/highlights|title=Highlights - Thinktank - Birmingham Museums|work=birminghammuseums.org.uk|access-date=9 March 2015}}</ref> and the oldest working [[engine]] in the world.<ref name="Holland2012">{{cite book|last=Holland|first=Julian|title=Amazing & Extraordinary Facts Steam Age|url=https://books.google.com/books?id=cgozDvAxsR4C&pg=PT18|access-date=9 March 2015|date=2012-05-01|publisher=David & Charles|isbn=9781446356197|pages=18–}}</ref><ref name="IMECHE">{{cite web|url=http://www.imeche.org/news/institution/promoting-engineering-in-the-midlands|title=Promoting engineering in the Midlands|date=27 January 2014|access-date=9 March 2015}}</ref>