An Aveling Porter geared loco stands with a Swedish coach at Wansford on the Nene Valley Railway, 1st May 1998.  
Aveling Porter built steam road engines, and the few railway locos used many similar parts.

Photo and scan by Les Richardson (les@cirsel.freeserve.co.uk)

http://www.cirsel.freeserve.co.uk/trains.htm