Tyne & Wear Museums, including the Stephenson Museum at Middle Engine Lane.
Stephenson Locomotive Society
Newcastle Literary & Philosophical Society
National Railway Museum at York
Locomotion Museum at Shildon.
Darlington Railway Museum - Head of Steam
The Railway Correspondence and Travel Society (RCTS)
North Eastern Railway Association
Aln Valley Railway Society
North Yorkshire Moors Railway, North Yorkshire.
South Tynedale Railway, Alston
Wensleydale Railway, North Yorkshire.
The North of England Institute of Mining and Mechanical Engineers,