use your 'modellers licence'! Just use your 'modellers licence'! Railroads could rent a RDC from other railroads and we can change history! A UP yellow RDC with blue wings on the front wouldn't look bad at all.
Check it out - every RDC you ever needed photos of: BUDD RDC PHOTO INDEXES BUDD RDC PHOTO INDEXES - FARMRAIL to OREGON PACIFIC EASTERN Personally I like this shot of LIRR's RDC 1 & 2: LIRR RDC 3101 and 3121 in Long Island City station | Flickr - Photo Sharing! John