http://www.railpixtc.co.uk/  Tony's Train Gallery (Tony Callaghan)  

https://www.flickr.com/photos/nevardmedia/   Chris Nevard nevardmedia

http://www.railwayherald.org/   Railway Herald

http://www.clan-line.org.uk/  Merchant Navy Locomotive Preservation Society

http://www.bluebell-railway.co.uk/bluebell/bluebell.html   Bluebell Railway

http://www.watercressline.co.uk/  Mid Hants Railway Watercress Line

https://www.a1steam.com/  The A1 Steam Locomotive Trust

https://www.realtimetrains.co.uk/ Realtime Trains