Good Condition...front page has small tear. Pad of 50 Mix 'n' Match Story Board for Masks 'n' Mounts. Also includes two plastic Templates - 1X and 2X. For photographic transparencies. Pad is 8 1/2 x 11".
Louis Heindl & Son, Inc. Rochester, N.Y. 1971. Fun and useful product . . .patent has expired that was filed in 1971 and registered in 1972.