The link below is to my photo album of a '62 wagon conversion, a sedan will be the same. It seems that all of the early B bodies were built as 4-doors; to make a 2-door, the rear door opening was covered by an interior panel and the "B" pillar was located further back.

http://good-times.webshots.com/album/563441250xftUsu


The INTERNET, the MISinformation superhighway