RM1 (preserved) in Covent Garden on 21st August 1986. (Photo copyright Shane Conway)

RM1 (preserved) at Cobham on 30th October 2005. (Photo copyright Paul Ogilvie)

RM1 (preserved) at Brixton garage on 8th December 2005. (Photo copyright Dick Gilbert)

RM2 (preserved) at Cobham on 11th April 1999. (Photo copyright Dick Gilbert)

RM3 (preserved) at RM50 Finsbury Park on 25th July 2004. (Photo copyright Dick Gilbert)

CRL4 (preserved) at Cobham on 1st April 2007. (Photo copyright Dick Gilbert).

RM5 (Arriva South London) at Clapton garage on 28th October 2005. (Photo copyright Shane Conway)

RM5 (Arriva South London) at Clapton garage on 28th October 2005. (Photo copyright Shane Conway)

RM5 (Leaside Buses) at Brixton garage on 9th December 2005. (Photo copyright Kevin Horgan)

RM6 (London Buses) at Victoria bus station in October 1993. (Photo copyright Simon Lang)

RM6 (Arriva South London) at Cobham on April 4th 2004. (Photo copyright Dick Gilbert)

RM6 (Arriva South London) at Clapton garage on 28th October 2005. (Photo copyright Shane Conway)

RM6 (Arriva South London) at Victoria on 28th October 2005. (Photo copyright Bob Laird)

RM6 (Arriva South London) at Cobham on 30th October 2005. (Photo copyright Paul Ogilvie)

RM6 (Arriva South London) at Cobham on 30th October 2005. (Photo copyright Paul Ogilvie)

RM6 (Arriva South London) in Whitehall on 9th December 2005. (Photo copyright Bill O Shea)

RM6 (Arriva South London) at Brixton garage on 9th December 2005. (Photo copyright Kevin Horgan)

RM6 (Arriva London) at Showbus on 16th September 2007. (Photo copyright Kevin Horgan).

RM10 (preserved) at RM50, Finsbury Park on 25th July 2004. (Photo copyright Dick Gilbert)

RM11 (London Buses) at Victoria on 25th August 1986. (Photo copyright Shane Conway).

RM16 (preserved) at Showbus, Woburn Abbey on 7th July 1988. (Photo copyright Shane Conway)

RM17 (Clydeside Scottish 251). (Photo copyright Kenny Barclay).

RM19 (London Buses) in Westbourne Park on 22nd February 1987. (Photo copyright Shane Conway).

RM26 (Strathtay Scottish SR21) arriving at Showbus on 7th July 1988. (Photo copyright Shane Conway).

RM29 (Arriva South London) in Oxford Street on 8th December 2005. (Photo copyright Kevin Horgan)

RM29 (Arriva South London) at Trafalgar Square on 8th December 2005. (Photo copyright Dick Gilbert)

RM44 (preserved) at Cobham on 30th October 2005. (Photo copyright Paul Ogilvie)

RM54 (Arriva South London) at Trafalgar Square on 8th December 2005. (Photo copyright Dick Gilbert)

RM54 (Arriva South London) on Westminster Bridge on 8th December 2005. (Photo copyright Nigel Mearing)

RM54 (Arriva South London) crossing Westminster Bridge on 8th December 2005. (Photo copyright Nigel Mearing)

RM54 (Arriva South London) in Oxford Street on 9th December 2005. (Photo copyright Bill O'Shea)

RM54 (Arriva South London) at Brixton garage on 9th December 2005. (Photo copyright Patrick Losty)

RM54 (Arriva South London) at Brixton garage on 9th December 2005. (Photo copyright Kevin Horgan)

RM68 (London Coaches) at Victoria on 22nd August 1986. (Photo copyright Shane Conway).

ERM84 (Mac Tours) on Waverley Bridge, Edinburgh on 13th June 2007. (Photo copyright Kevin Horgan).

RM85 (Arriva South London) in Northumberland Avenue on 22nd July 2005. (Photo copyright Kevin Horgan)

RM85 (Arriva South London) at Streatham Hill bus station on 9th December 2005. (Photo copyright Kevin Horgan)

RM89 (London Buses) in Victoria garage on February 23rd 1987. (Photo copyright Shane Conway)

ERM90 (Mac Tours) on Waverley Bridge, Edinburgh on 13th June 2007. (Photo copyright Kevin Horgan).

ERM90 (Mac Tours) in Edinburgh on 13th June 2007. (Photo copyright Kevin Horgan).

RM120 (preserved) at Showbus on 16th September 2007. (Photo copyright Kevin Horgan).

RM121 (Sovereign London) at Trafalgar Square on 22nd July 2005. (Photo copyright Kevin Horgan)

RM121 (Sovereign London) at Trafalgar Square on 22nd July 2005. (Photo copyright Kevin Horgan)

RM180 (Sovereign London) at Golders Green on 21st October 2005. (Photo copyright Patrick Losty)

RM191 (Sovereign London) at Trafalgar Square on 22nd July 2005. (Photo copyright Kevin Horgan)

RM219 (Clydeside Scottish) in Mill Street, Perth on 6th November 1985. (Photo copyright George Bett)

ERM242 (Mac Tours) in Edinburgh on 13th June 2007. (Photo copyright Kevin Horgan).

RM264 (London Buses) at Grosvenor Gardens on 23rd August 1986. (Photo copyright Shane Conway).

RM272 (Clydeside Scottish 259) in Perth on 6th November 1985. (Photo copyright George Bett)

RM272 (Clydeside Scottish 259) at Scone on 7th November 1985. (Photo copyright George Bett)

RM272 (Clydeside Scottish 259) in Scone on 7th November 1985. (Photo copyright George Bett)

RM272 (Clydeside Scottish 259). (Photo copyright Kenny Barclay).

RM275 and RM8 (both preserved) at Cobham on 1st April 2007. (Photo copyright Dick Gilbert).

RM276 (London Buses) at Victoria garage on 23rd August 1986. (Photo copyright Shane Conway).

RM298 (Strathtay Scottish) in Perth on 17th June 1989. (Photo copyright George Bett)

RM298 (Blue Triangle) at Clapton Pond on 28th October 2005. (Photo copyright Shane Conway)

RM298 (Blue Triangle) at Mare Street, Hackney on 28th October 2005. (Photo copyright Shane Conway)

RM298 (Blue Triangle) at Clapton Pond on 28th October 2005. (Photo copyright Kevin Horgan)

RM316 (preserved) in Dublin on 4th June 2007. (Photo copyright Kevin Horgan).

RM316 (preserved) in Dublin on 4th June 2007. (Photo copyright Kevin Horgan).

RM324 (Stagecoach) in The Strand on 3rd August 2006. (Photo copyright Kevin Horgan)

RM324 (Stagecoach) at Tower Hill on 9th March 2007. (Photo copyright Kevin Horgan).

RM324 (Stagecoach East London) at Tower Hill on 18th August 2007. (Photo copyright Kevin Horgan).

RM324 (Stagecoach East London) at Tower Hill on 18th August 2007. (Photo copyright Kevin Horgan).

RM349 (preserved) on 8th December 2005. (Photo copyright Dick Gilbert)

RM376 (London Buses) on Hammersmith Broadway on 23rd February 1987. (Photo copyright Shane Conway).

RM398 (London Coaches) at Piccadilly Circus in October 1992. (Photo copyright Simon Lang)

RM406 (preserved) at the I T T rally on 30th April 1988. (Photo copyright Shane Conway).

RM406 (preserved) at the I T T rally on 29th April 1989. (Photo copyright Shane Conway).

RM406 (preserved) at the N E V C C classic car show on 10th June 1992. (Photo copyright Shane Conway).

RM416 (Clydeside Scottish 2xx). (Photo copyright Kenny Barclay).

RM427 (Strathtay Scottish SR10) in Perth on 17th June 1989. (Photo copyright George Bett)

RM428 (de Zigeuner) in St. Truiden, Belgium in January 2005. (Photo copyright Piet Leus)

RM428 (de Zigeuner) in St. Truiden, Belgium in April 2005. (Photo copyright Piet Leus)

RM428 (de Zigeuner) in St. Truiden, Belgium in April 2005. (Photo copyright Piet Leus)

RM428 (de Zigeuner) in St. Truiden, Belgium in July 2005. (Photo copyright Piet Leus)

RM438 (London Coaches) at Trafalgar Square on 23rd August 1986. (Photo copyright Shane Conway).

RM450 (London Coaches) in Haymarket on 23rd February 1987. (Photo copyright Shane Conway).

RM471 (Kelvin Scottish 1916). (Photo copyright Kenny Barclay).

RM487 (London Buses) at Golders Green on 2nd November 1992. (Photo copyright Simon Lang)

RM506 (preserved) at Cobham on 30th October 2005. (Photo copyright Paul Ogilvie)

RM512 (London Buses) on Hammersmith Broadway on 23rd February 1987. (Photo copyright Shane Conway).

RM548 (Arriva South London) at Trafalgar Square on 22nd July 2005. (Photo copyright Kevin Horgan)

RM548 (Arriva London South) in Streatham on 8th December 2005. (Photo copyright Dick Gilbert)

RM610 (Strathtay Scottish SR16) in Mill Street, Perth on 30th October 1986. (Photo copyright George Bett)

RM613 (preserved) at Victoria bus station on 28th October 2005. (Photo copyright Shane Conway)

RM613 (preserved) at Grosvenor Place on 28th October 2005. (Photo copyright Shane Conway)

RM613 (preserved) at Carlton Colvillle on 8th September 2007. (Photo copyright Dick Gilbert).

RM652 (Clydeside Scottish 252). (Photo copyright Kenny Barclay).

RM652 (Clydeside Scottish 252). (Photo copyright Kenny Barclay).

RM652 (Arriva London North) at Green Park on 22nd July 2005. (Photo copyright Shane Conway)

RM652 (Arriva London North) at Green Park on 22nd July 2005. (Photo copyright Shane Conway)

RM654 (preserved) at the I T T rally on 26th April 1986. (Photo copyright Shane Conway).

RM654 (preserved) at the I T T rally on 26th April 1986. (Photo copyright Shane Conway).

RM682 (United Counties 703) at Showbus, Woburn Abbey on 7th July 1988. (Photo copyright Shane Conway).

RM682 (static cafe) in Sliedrecht, Holland on 29th January 2006. (Photo copyright Woutter van der Brugghen)

RM682 (static cafe) in Sliedrecht, Holland on 29th January 2006. (Photo copyright Woutter van der Brugghen)

RM682 (static cafe) in Sliedrecht, Holland on 29th January 2006. (Photo copyright Woutter van der Brugghen)

RM687 (London Buses) at Victoria in October 1993. (Photo copyright Simon Lang)

RM694 (Clydeside Scottish 253). Photo copyright Kenny Barclay).

RM699 (London Buses) at Victoria on 24th August 1986. (Photo copyright Shane Conway).

RM713 (Arriva South London) in Brixton on 9th December 2005. (Photo copyright Kevin Horgan)

RM737 (preserved) on Blackpool promenade on 29th September 1985. (Photo copyright Shane Conway).

RM752 (Quantock Heritage) on 22nd April 2006. (Photo copyright Dick Gilbert and used with permission of Quantock)

RM753 (Aircoach) in O'Connell Street, Dublin in May 2003. (Photo copyright David Beardmore)

RM758 (Sullivan Buses) in Pentonville Road, Kings Cross on 3rd August 2006. (Photo copyright Kevin Horgan)

RM762 (London Coaches) at Victoria garage on 23rd August 1986. (Photo copyright Shane Conway).

RM770 (Kelvin Scottish 1925). (Photo copyright Kenny Barclay).

RM787 (London Buses) at Victoria in October 1993. (Photo copyright Simon Lang)

RM787 (Quantock Heritage) on 22nd April 2006. (Photo copyright Dick Gilbert and used with permission of Quantock)

RM809 (Routemaster Travel) at RM50, Finsbury Park on 25th July 2004. (Photo copyright Dick Gilbert)

RM827 (London Buses) at Piccadilly Circus on 23rd August 1986. (Photo copyright Shane Conway).

RM848 (Blackpool 522) in Talbot Road bus station on 12th September 1987. (Photo copyright Shane Conway).

RM848 (Arriva London North) at Victoria bus station on 28th October 2005. (Photo copyright Shane Conway)

RM848 (Arriva London North) at Victoria bus station on 28th October 2005. (Photo copyright Shane Conway)

RM871 (Stagecoach East London) at Trafalgar Square on 18th August 2007. (Photo copyright Kevin Horgan).

RML880 (London United) at Aldwych on 21st October 2005. (Photo_copyright Patrick Losty)

RML885 (preserved) in Hebden Bridge, Yorkshire in July 2007. (Photo copyright Mike Mitchell).

RML885 (preserved) in Hebden Bridge, Yorkshire in July 2007. (Photo copyright Mike Mitchell).

RML885 (preserved) in Hebden Bridge, Yorkshire in July 2007. (Photo copyright Mike Mitchell).