-Freight railroading from 1940 to present
-Non commuter passenger railroading 1940 to start of AMTK in 1971.
-Railroad deregulation, mergers, history back to 1940.
-Freight schedule books and RR references back to 1940.
-Long (10,000ft plus) freight trains and consists
-International except for Britain and Europe
-N-Gauge model railroading
-Not much of a photographer. I do 'log' freight trains