Military Loads?

I’m looking for the military loads (tanks, etc.) that sat atop postwar flatcars # 6804, 6806, and 6808. According to my Greenberg’s Guide, they were originally made for Lionel by Pyro Plastics, and the molds still exist. Anyone know where these can be found? Re-pros would be OK.
John Gottcent

East Coast Train Parts has the reproductions listed. Click the link below and scroll down the page until you see parts for 6803 through 6808 (military loads).

http://www.eastcoasttrainparts.com/parts3.htm

Robert
http://home.surewest.net/rlplionel/Robert.htm

Thanks. That was helpful.
John