Plain chipboard box contains 12 sets of 4x12.5" store cards w/12 sheets stapled to card, each containing 24 1x1.25" stamps depicting various spacecraft and space-related images including some sci-fi depictions of outer space and other planets. Produced by M.P. & Co., 1950s. Each set has 12 identical sheets, but all header cards feature different titles/art, including - "World Of Tomorrow, Fourth Dimension, Interplanetary, Super Scientific, Beyond Our Horizon, Rocket, Things To Come, Space Travel, Other Worlds, Destination Unknown, 21st Century" and "Planet." Cards have some aging and corner tip wear. Fine. Stamps remain unused w/slight curl to sheets and are overall VF. Box has Generic "Dozen" label and shows wear w/small tears. VG.