Quick Pic Books -
Click on the cover to see each title (B&W highly detailed photos)
Atchison, Topeka, and Santa Fe
ATSF

BNSF books page
5011 Class 2-10-4
Texas Locomotives
3400 Class 4-6-2
Pacific Locomotives

B23-7
SD40-2 Locomotives and SD45-2
cabless Locomotives
Dash 8-40BW
Locomotives

Dash 9-44CW