🧩 Vintage 1970s SOMA Cube Puzzle –Complete Blue 7-Piece Set w/ Original Booklet

Vintage 1970s SOMA Cube puzzle set with all seven classic blue polycube pieces. Includes the original instruction booklet, though the covers are missing and the pages show heavy wear. No box. Several of the plastic pieces have cracks, splits, and broken sections, but the set is still fully complete and usable for display or light puzzle play. Includes: 🧩 Complete 7-piece blue SOMA set 🧩 Original instruction booklet (covers missing, worn throughout) 🧩 Classic Scientific American–style diagrams and challenges Condition Notes: 🧩 Multiple pieces have cracks, chips, or broken areas - doesn’t affect the play. 🧩 Visible wear and age throughout 🧩 Booklet is worn, missing covers 🧩 No box 🧩 Complete puzzle set despite damage Sold as-is. Please reach out for additional details or photos.