PROGRAMED [sic] COURSE IN SELF-HYPNOTISM, Programed Learner ["Teaching Machine Program"]
Educational Aids Publishing Corp.: Carle Place, NY, nd. Hardcover. 8.5 x 6 x 1.5", printed cardboard box with die-cut window and four thumbwheels to turn a paper scroll within the box; some wear, soiling, bumping and abrasions but still a SCARCE learning contraption. More