Portable Military Surplus Folding Spade

Portable vintage military surplus folding spade shovel. Was used within the wildland fire department in California. Has a canvas cover. Spade/shovel part folds and locks open with screw joint. Military green. Unfolded, measures 28 inches long. Printing on the canvas cover says: Carrier, Intrenching tool, M-1943, DSA-100-67-C-1243, 8465-251-4993.