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American Locomotive Works (ALCO),    Schenectady, New York, USA    

Anchor Foundry Ltd.,     Nelson, NZ    

W.G. Bagnall Ltd.,    Stafford, England    

Andrew Barclay, Sons & Co.,    Kilmarnock, Scotland    

Black, Hawthorn & Co. Ltd.,    Gateshead-on-Tyne, England    

Davenport Locomotive Works,    Davenport, Iowa, USA    

John Fowler & Co.,    Leeds, England    

Hudswell, Clarke & Co.,    Leeds, England    

Kerr Stuart & Co. Ltd.    California Works, Stoke-on-Trent, England    

Manning, Wardle & Co.,    Boyne Engine Works, Leeds, England    

E. W. Mills,    Lion Foundry, Wellington, NZ    

Peckett & Sons Ltd.,    Atlas Works, Bristol, England    

H.K. Porter Company, Inc.,    Pittsburgh, Pennsylvania, USA.    

Alexander Shanks & Sons Ltd.,    Arbroath, Scotland