Just saw this on Gunboards. Prices seem high, but these are some nice pieces. Just passing it on, no affiliation.
http://forums.gunboards.com/showthread.php?791426-WTS-Over-36-M1-Carbines-for-Individual-Sale!
http://forums.gunboards.com/showthread.php?791426-WTS-Over-36-M1-Carbines-for-Individual-Sale!