#1 I believe is Oldsmobile from early 50's. Not sure on #2. #3 is Plymouth from 30-40's, maybe 38. Not sure on #4 Doug
Good job bros, I had all but the Lincoln. Hey don't mess with the H.AM.B. I.D. CLUB. Rock on dudes! ~sololobo~
I have a book I bought on eBay, U.S. Hood Ornaments & More. I identified them there, and then double-checked on google images to verify that the book was correct.