Historical version backup data query efficiency was dependent on the version chain length in a multi-version backup data storage system. A novel block-level backup data multi-version consolidation method was presented for this problem. Any version of a historical full system snapshot could be generated within the incremental backup data version sequence. https://www.roneverhart.com/Sticklettes-Petite-Candy-Sticks-Orange-150-Piece-Tub/