I also am in possession of a October Duo-Art Bulletin Roll S-3226
mentioned by John A. Tuttle in 130612 MMDigest.  In addition, I am
in possession of:

November Duo-Art Bulletin Roll S-3228  Excerpts of Artists:
  Powell, Leginski, Horowitz, Ganz, and Grainger.

December Duo-Art Bulletin Roll S-3229  Excerpts of Artists:
  Ganz, Armbruster, Gradova, and Bauer.

If there is any demand or desire for someone to borrow and scan these
rolls, I would be happy to lend them for processing.

Joel Holden
Dataw, South Carolina