37175 leaves Bo'ness on a Santa Special on saturday 8th December 2007 (Photo: Graham Scott)

It might look like a steam heat tractor but 37175 is seen here in top and tail mode with a kettle at Birkhill on the Bo'ness Santa Specials on saturday 8th December 2007 (Photo: Graham Scott)

Another shot of 37175 at Birkhill in top and tail mode with a kettle on the Santa Special 8/12/07 (Photo: Graham Scott)

37175 undergoing a b exam in Bo'ness diesel shed on 11/12/07 (Photo: M.Stoddon)

37175 at Bo'ness sitting at the head of the SRPS Christmas Cracker, the 2 coach top & tail formation (with 20020) during the SRPS volunteers & staff Christmas party, 15/12/07 (Photo: Matt Stoddon)

37175 after arrival at Birkhill on 29/12/07 (Photo: M.Taylor)

37175 seen here west of Kinneil on the 1200 Bo'ness-Birkhill on 29/12/07 (Photo: Steve Wells)

37025 leads the 1222 Birkhill-Bo'ness down the hill on 29/12/07 (Photo: Steve Wells)

37175 climbs towards Birkhill on the 1245 service from Bo'ness on 29/12/07 (Photo: Steve Wells)

37025 in charge of the 1307 Birkhill-Bo'ness on 29/12/07 (Photo: Steve Wells)

37175 after arrival at Bo'ness on 29/12/07(Photo: A.Stoddon)

Driver Stuart Sellar gives 37175 some stick on 29/12/07 (Photo: A.Stoddon)

37025 rounds the curves at Kinneil seen here from the back cab of 37175 on 29/12/07 (Photo: A.Stoddon)

37025 runs round at Bo'ness on 29/12/07 (Photo: A.Stoddon)

37025 at the head of a steaming rake of stock in Bo'ness station as Tommy Gunn and canine friend await departure on 29/12/07 (Photo: A.Stoddon)

37025 in full sun at High Bridge on 1410 Bo'ness-Birkhill on 29/12/07 (Photo: Steve Wells)

In the last sunlight of the day, 37175 is pictured at High Bridge on the 1455 Bo'ness-Birkhill on 29/12/07 (Photo: Steve Wells)

The late afternoon sun catches 37175 at High Bridge on the 1517 Birkhill-Bo'ness on 29/12/07 (Photo: Steve Wells)

37175 at Bo'ness station after the final train of the day on 29/12/07 (Photo: A.Stoddon)

37025 with a goods rake otside Bo'ness signalbox on 29/12/07 (Photo: A.Stoddon)

37175 at Bo'ness on the goods rake on saturday 29/12/07 (Photo: A.Stoddon)

37175 at Bo'ness on the night time photo charter on 29/12/07 (Photo: A.Stoddon)

37175 at Bo'ness with a demonstration freight at Bo'ness on saturday 29th December 2007 (Photo: Steve Wells)

37025 at Bo'ness station on the evening of 29/12/07(Photo: Steve Wells)

37025 and 37175 at Bo'ness station on the evening of 29/12/07 (Photo: A.Stoddon)

37175 and friends at Bo'ness TMD, Sunday 27th January 2008 (Photo: M.Stoddon)

37175 at Bo'ness TMD, Sunday 27th January 2008 (Photo: M.Stoddon)