ARPG owns a number of standard gauge steam locomotives and diesel locomotives as well as some narrow gauge items and an extensive collection of photographs.
During 2005 council funding was withdrawn from the Dunaskin Heritage Centre causing it to close, but the railway was still able to start running steam-hauled rides at the Dunaskin site, using a borrowed locomotive.
A lack of locomotive availability curtailed operations during 2006 and 2007 but, following the completion of the boiler swap and overhaul of Andrew Barclay 0-4-0ST N.C.B.
The museum has a collection of Andrew Barclay Sons & Co. steam locomotives.
Reference[1] The centre is home to a wide variety of goods wagons including British Railways 16 ton mineral wagons and pallet vans, the latter having been formerly owned and operated by Scotch Whisky manufacturer Johnnie Walker.