Union Pacific Rail Road Baldwin Class F.E.F.3 4-8-4 Locomotive and Tender No. 843, 5in. gauge well engineered from works drawings by D.A.F. Hodson with silver soldered and riveted superheated copper boiler by Swindon Boilers No. 86141 with combustion chamber and syphon tubes and fittings including water and pressure gauges, safety, blower, two injectors, whistle, clack and blowdown valves. Chassis details include twin outside cylinders with Walschaert's valve gear and piston valves and rings, drain cocks, fluted motion with roller bearings, mechanical lubricator, twin eccentric driven feed pumps and by-pass, two injectors, twin mechanical bearing lubricators and pipes, footboards, steps, lamp, bell, cowcatcher and other details. Tender details include driver's seat and foot rests, leading bogie and five fixed axles, water tank, dummy tool boxes, fine rivet detail, wooden planked walkway, ladder, steps and hand irons, finished in grey, 'silver' and black -- 16½ x 113in. (42 x 287cm.). Boiler certificate dated 24.3.86