In your picture of the open window, you see 3 clutch head screws holding the lip of the dash to the body. The one nearest the regulator tongue should go through the middle of the rubber bumper.

Right now I am not where my '42 is but I will be there Monday or Tuesday. I can add a picture of my windshield then.
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