Records of Humber Conservancy and the Humber Ports (Records deposited by Associated British Ports and its Predecessors) > Dock Engineering Records > Series 36675 North Eastern Railway: Records regarding the supply of a steam hopper barge No. 686 (N.E.R. No. 7) by Labnitz and Company Limited, Renfrew, Scotland > File [General Correspondence regarding the supply of steam hopper barge No. 686 (N.E.R. No. 7)]