probably 1938-39.  Modesto, California.

TS 4-6-0 1 slowly rolls by steeplecab 100, its long-time Modesto companion.  The 1 is flying extra flags and has its bell at full ring.  The engine is probably backing up during switch moves at the Tidewater's Modesto freight house.

photo by Kenneth Germann.

 

Tidewater Southern Railway

New York 4-6-0 1:2

Central Pacific 2-6-2T 1
New York 4-6-0 second 1
Baldwin 2-6-2 132
Baldwin 2-8-0 WP 124
Pittsburg 4-6-0 WP 125