You most likely have the model 700 Fulton visor. If so, your dog bones should be relatively flat on one side, resembling a “B”, as opposed to being curved on both sides resembling a figure 8.
Chuck 1950 Chevy 1/2 ton (all original) 1951 Chevy 1/2 ton (future streetrod) 1941 Chevy coupe 1938 Chevy coupe streetrod