Can anyone identify these parts for my 1955 Nomad? They appear to go in the rear roof corners. But I can't figure out where they go or how they attach. I purchased this car mostly disassembled. If I did this right there should be a photo below (I hope).

[img]http://s1148.photobucket.com/user/flpd671/media/20150910_122908.jpg.html?filters[user]=127856277&filters[recent]=1&sort=1&o=0[/img]


See the USA in Your Chevrolet

1932 5-Window Coupe
1935 Sedan (streetrod)
1955 Apache
1955 Nomad
Two 1956 Nomads
1959 Apache
1964 Malibu SS Convertible
2012 Corvette Grand Sport


James