This lot consists of one (1) copy of Thorp #30-k (Maisel #E33k) woodcut envelope essay cut square. Black on buff paper. Essay is overprinted "SPECIMEN" in red, reading up. Overall dimensions are 29mm x 23mm. Design measures 26mm x 19mm. Stamp is mounted on original auction card (Simmy's Stamp Co.,Inc., Boston), date unknown.
Also included are pages of information pertaining to this stamp notably "The Jocelyn Engravers" by Foster Wild Rice, The Essay Proof Journal, Vol. 5, No. 4, October, 1948. Auction catalog page copies and other information pages pretty much tell the story.