i bought this a little while ago but i forgot what website i ordered it from. i will take a look through my paypal account & see if anything sparks a memory.
the fabric line is called "all aboard" by fabri-quilt. is this something like what you had in mind?
also this website has train fabrics:
http://www.extraspecialfabric.com/index.htm
there is some on ebay also:
http://www.ebay.com.au/itm/Fabri-Qui...-/180698243008