1920s

i am doing a report in school and obviously its about trains. i heard that deisel was just starting in the 20’s? any info or prefereably a picture of the first engine

20’s? no… 30’s yes.

Ingersol Rand made the first, industrial swicther, or the CB&Q Zepher could be what your looking for.

Here is a link you will find useful http://my.execpc.com/~jcampbel/ageir.html

Red River Lumber Co. had a 600hp diesel, built by shop forces, dig that wooden cab. Does this fit your requirement?

Look up “Rudolph Diesel”