U-boats: www.dieselswest.com
Caboose, switcher, freight cars: http://www.valleypass.com/Sales/Sales.htm
Route: ADFRR v.4 ( freeware -- www.trainsim.com )(modified)

np0917-1 by CB Blackard, on Flickr

np0917-2 by CB Blackard, on Flickr

np0917-3 by CB Blackard, on Flickr

np0917-4 by CB Blackard, on Flickr

np0917-5 by CB Blackard, on Flickr

np0917-6 by CB Blackard, on Flickr

np0917-7 by CB Blackard, on Flickr

np0917-8 by CB Blackard, on Flickr