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[[File:{{Infobox wagon|image = GWR_107291_20160806.jpg|caption = GWR 107291 Macaw B Bogie Bolster.jpg|construc = GWR Swindon|status = |wagno = 107291|othernos = W107291|designed = |diagram = J21|lot = 1169|wagtype = Bogie bolster|capacity = 30 tons|telcode = MACAW B|topscode = BCO|brakes = |built = 1935|years1 = 1971|events1 = Arrived on SVR|thumbyears2 = 1985|400pxevents2 = GWR 150 main line appearance|rightyears3 = |events3 = }}'''GWR 107291 Macaw ''' is a '''MACAW B Bogie Bolster]]wagon'''. Bolsters are raised wooden baulks on which the load was carried; often these had movable stakes at the ends of each bolster to prevent the load sliding off the side of the wagon. The MACAW B was fitted with two bogies, each with 4 wheels.

1107291 ==Design and service==Within the GWR Diagram Book, Diagram J covered rail and timber bolster wagons, principally the MACAW and the larger [[GWR 60841 Bogie Bolster|GANE]]. The MACAW (8 ton) and MACAW A (14 ton) were smaller 4-wheeled wagons. The MACAW B was built at Swindon a successful design, first introduced in 1935 to 1904<ref group="note">The order of the Diagram J 25index seemed somewhat haphazard. The first MACAW B of 1904 was Diagram J11, Lot 1169with the modified 1907 version Diagram J4.</ref> and continuing to be built over the next fifty years with minor design changes. It is was fitted with 5ft 6in plateframe bogies and had a ‘Macaw B’ 30 ton capacity. At 45 foot 30 length in length over the headstocks, it was the same length as the as the original 40 ton Bogie Bolster wagonGANE. Bolsters are A modified version of the raised wooden baulks on which MACAW B was built for military use in World War 1 (Diagram J17) with a new non-military version introduced at the same time (Diagram J21), the load main difference over previous versions being large-headed self-contained buffing and drawgear.<ref>[[Bibliography#Other References|Atkins, Beard & Tourret (2013)]] pp. 190-198.</ref> 107291 was carried; often these had movable stakes built at the ends of each bolster Swindon in 1935 to prevent Diagram J21, Lot 1169.<ref name=Atkins>[[Bibliography#Other References|Atkins, Beard & Tourret (2013)]] p. 21.</ref> It saw service with the load sliding off GWR and BR(W) and later with the side of Round Oak Steel Works at Brierley Hill<ref name=SB9>SVR Stock Book 9th Edition</ref>.  ==Preservation==107291 arrived from Round Oak on 22 March 1971, having been acquired for preservation by the wagon[[Great Western (SVR) Association]]. <ref group="note">The wagon GW(SVR)A was fitted with only formed in 1973 by the merger of two bogiesearlier organisations. SVR Stock Books before then showed the ownership as 'SVR Members'.</ref> It was quickly restored for use in service as a P.W. vehicle, each with 4 wheelsthat use being interrupted by a brief spell as a mock 'Pullman' carriage for filming of [[The Seven-Per-Cent Solution]] in 1975.<ref name=SB9/>

In 1985, 107291 appeared on the main line when it was acquired by used in the [[The Severn Valley Railway on the main line#SVR Wagons used on the main line in preservation| GW 150 demonstration freight train]] which ran to Newport behind [[Great Western (SVR) Assoc.2857|GWR freight loco 2857]] in 1971 from .<ref>SVR News 78</ref>  The following year 107291 was repainted over Easter, the Round Oak Steel Works, Brierley Hill, arriving on 22 March finish resulting in that yeara darker shade of grey. Some minor repairs were also carried out and seven rotten timbers were replaced as a stop-gap measure. <ref>SVR News 80</ref> It was quickly restored returned to Bewdley in August for use in service as a Pcomplete floor replacement, for which the timber cost over £1,000. Steve Peplow's 'Wagon Repair Notes' recorded that he had "..W. vehicle''the dubious honour of being the only person to fall through the old floor during its removal, that use being interrupted by a brief spell fortunately without serious injury. This only serves to prove the importance of renewing floor timbers on these vehicles as soon as a mock ‘Pullman’ carriage for filming in 1975is practically possible, before someone is hurt''. It " A missing brake gear safety strap was completely re-decked and repainted also replaced.<ref>SVR News 82</ref> 107291 continued in 1986, and has seen regular use as a transporter of rails, sleepers and point-work on the railway.<ref name=SB9>SVR Stock Book 9th Edition</ref> However in recent years such duties have generally been taken over by more modern stock, with 107291 mostly spending time in sidings along the line. The main article picture shows the wagon in a siding at Highley in August 2016. {{As of|2021}} 107291 is one of several wagons stored out of use in the 'Tenbury siding' at Bewdley.  <gallery mode=packed heights=200px style="text-align:left">GWR 107291 Macaw B Bogie Bolster.jpg| 107291 at Highley in 2013 (Gareth Price)</gallery> Although the [[Great Western (SVR) Association]] owns [[GWR Mogul 7325]] and around 20 carriages, 107291 is their only wagon. 'Mainline Railways' produced an OO Gauge model of 107291.<ref>[https://www.hampshiremodels.co.uk/products/mainline-37-172-oo-gauge-bogie-bolster-wagon-gwr-107291-x2 Hampshire Models]</ref> ==See also==*[[Goods Wagons | List of goods wagons]]*[[Models of the Severn Valley Railway]]

==See AlsoNotes==[[Goods Wagons | List of goods wagons]]<references group="note"/>

*[http://www.gw-svr-a.org.uk/107291.html 107291 on GW(SVR)A website]<br>*[http://www.ws.vintagecarriagestrustrhrp.org.uk/ws/WagonInfo.asp?Ref=9662 107291 on www.vintagecarriagestrust.orgRailway Heritage Register On-Line]<br>