The firm mainly built Steam Portable engines (8000 approximately) and others including 10 No. Showman's road tractors from 1854 to 1912 when they went bust.
- 1854 The company was founded by Charles May formerly of Ransomes, Sims and Jeffries and built traction engines, road locomotives and portable and stationary steam engines.
- 1876 Exhibitor at the Royal Agricultural Show at Birmingham. were they ehibited a steam blower for cleaning tubes (boiler) without a brush.
- Two locomotives were supplied to R. Brotherhood & sons.
- 1894 A trade Catalouge listed portable and semi-portable steam engines and much other machinery
- 1911 Smithfield Club Show. Exhibited steam tractor and an oil engine.
- 1912 Built last showman's road locomotive. reg No. AU4705 (photo above)
- 1912 The works closed
List of engines built.
- Brown & May no. 7846 4 hp, single , 18/1/1907, to 'Mason Paris'
- Brown & May no. 8104 4 hp, single, 16/3/1909, to 'Gaucal'
- Brown & May no. 8199 5 hp, comp, 19/5/1910, to 'Jennings, Devizes, "Little Jim"
- Brown & May no. 8437 5 hp, comp, 7/4/1911, 'G. Chedwick, Lans.' "Rambler"
- Brown & May no. 8438 5 hp, comp, 15/3/1911, 'Birchall', "Laura"
- Brown & May no. 8469 5 hp, comp, 15/3/1911, 'J. Davis'
- Brown & May no. 8613 5 hp, comp, 27/11/1911, 'J. Ryan' "Pride of the North"
- Brown & May no. 8643 5 hp, comp, 26/4/1912, 'Mathews', "Medina"
- Brown & May no. 8682 6 hp, comp, 19/7/1912, 'John Gale', "Holly King"
- Brown & May no. 8685 5 hp, comp, 10/6/1912, 'W.E. Spurrett', "Little Wonder"
- Brown & May no. 8742 6 hp, comp, 6/9/1912, 'J. Cooke, Warrington,' "General Buller"
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Types of Machine BuiltEdit
- The Lackenham museum has a Portable built by the firm. It is a 10NHP steam engine built in 1899. The engine is now one of only ten of its type recorded in the UK. 
Click Here to edit list.
|Engine No.||Name||Build Date||Type||Weight||Power nhp||Reg No.||Owner||Image||Other info|
|Brown and May - Little Dragon (UP3)||Little Dragon||1868||Portable||2 ton||2 nhp||-||Owner ?||1st UK engine to steam in 3 centuries|
|Echuca||1868||Pe||? ton||4 nhp||-||Owner ?, Chiswick||
||Imported from Australia|
|Name||1870||PE||? ton||? hp||-||Owner ?, Salisbury||Photo to add|
|-||1872||Portable||? ton||? nhp||-||Owner ?||
|Brown and May no. 1709||-||-||Portable||? ton||? nhp||-||see B&M no. 1761||
||Now identified as 1761|
|-||1878||Portable||5 ton||7 nhp||-||Owner ?, Wallingford, Oxon||
||Has been miss identified /listed as 1709, 1769 and 2700 in past TER lists|
|Brown & May no. 1769||-||-||PE||-||-||na||see notes:||
||Previously miss identified - see 1761|
|Brown and May no. 2700||-||-||Portable||-||-||-||See notes:||
||TER 2016 edition now says it is 1761 ?|
|-||1880||Portable||? ton||3 nhp||-||Owner ?||
||photo on Steam Scenes Misc info|
|-||Date 1889||Portable||? ton||8 nhp||-||Owner ?||
||Located in Norway|
|Brown and May no. 4561||Sam||1890||Portable||5 ton||6 nhp||-||Owner Russ Tate of Acle, Norfolk||Rallied very occasionally until 2003, when firebox crown failed.|
|-||1897||Portable||? ton||? nhp||-||Owner ?||
||Located in Sweden|
|-||1899||Portable||6 1/2 ton||10 nhp||-||Lackham Agriculture & Rural Life Trust, Chippenham, Wilts||
|-||1900||Portable||? ton||3 nhp||-||Owner Rubens Museum, Gotene||
||Located in Sweden|
|-||1901||Portable||3 ton||4 nhp||-||Owner Hollycombe Steam collection Museum||Powers Steam swings - Engine was away under repair in 2012|
|-||1904||Portable||? ton||5 nhp||-||Owner Komotini Museum||
||Located in Greece (Plinthed)|
|Pippin||1906||Tractor||? ton||? nhp||55 MHH (NZ reg?)||Owner ?, New Zealand||
||Resident in New Zealand (Photos on Steam Scenes)|
|-||1907||Portable||? ton||5 nhp||-||Owner ?, Devizes||
||Photo on Steam Scenes|
|-||1909||Tractor||5 ton||4 nhp||BP 9887||A, Rundle, of Boston Lincs||At GDSF 07, Weeting 09, Carrington 2010 (unique in UK)|
|-||1910||Portable||3 1/2 ton||5 nhp||-||Steve Veal, Devon||On display at Dingles Fairground Heritage Museum|
|-||circa 1910 ?||PE||? ton||10 nhp||-||owner, Devizes||
|-||1912||Portable||? ton||8 nhp||-||Owner ?, Thatcham||
||Imported from Australia. (Photo on Steam Scenes)|
|-||1912||Portable||3 1/2 ton||5 nhp||-||Owner ?, Boston||
|General Buller||1912||Showman's road locomotive||14 ton||6 nhp||AU 4705||John H Rundle, New Bolingbroke, Lincs.|| At Lincolnshire Steam & Vintage Rally in 2008|
(only survivor of 10 showmans believed built by B&M)
|Name||Year||Type||? ton||? hp||Reg. no. ?||Owner ?||Photo to add|
|Machine types Key:||References / sources|
| PE = Portable Engine, Plg = Ploughing Engine, RR = Road Roller, SM = Showman's engine,|
ST = Steam tractor, SW = Steam wagon, TE = Traction Engine, RL = Road Locomotive
References / SourcesEdit