We will be expanding this area as time permits. Some of the reference materials here are copyright by their owners are posted with permission.
A Brief History of the Daylight Insignia
Railroad Paint Color for Researching Railroad Colors [PDF designed to be printed on legal size paper 14 x 8 1/2]
Floquil Master Model Railroad Paint Color List
The following pages are courtesy of 3dtrains.com
North American Colors Reference