The effect was offered by H. R. HULSE, 924 Courtney Drive, N. E. Atlanta, Georgia for $1.POOSH
THE FOUR-DIMENSIONAL PENCIL
THE POCKET SENSATION OF 1938
When the pencil is pushed through the block, instead of coming out the opposite hole, it EMERGES FROM THE HOLE AT RIGHT ANGLES to the one in which it is pushed. Block with pencil still protruding from it is handed for examination once more. Complete with pencil, block and all necessary apparatus, including illustrated directions and patter.
Does anyone have any information about this effect? Google failed to turn up anything.