Here's a useful site. I don't know if it has been posted before but the site has moved at some point in the past year. This fellow is trying to list every N scale loco ever made. The site is cross matched by Railroad, Engine type, and model manufacturer. N scale Locomotive database
Along this line, check out this 'encyclopedia' of n scale locomotives. I've found it very helpful over the years. N scale loco encyclopedia It is http://www.visi.com/~spookshow/locos.html
My SD75I is now appearing at the spookshow site under the Atlas SD60M section. I submitted it after I saw a nicely kitbashed SD70M in there (Craig's?). here's the link to that page http://www.visi.com/~spookshow/sd60m.html Russ
