Bryan,
You are correct, the radio is mounted under the dash to the left of the steering column. I will try to send you a picture of my '42 to your private email.

Kent


1937 Chevy 1/2 ton
1942 Chevy 1/2 ton
1947 Diamond T Model 509
1951 Chevy 1/2 ton
1950 Chevy COE Model 5700 ~ "Barney" ~ And more pix