Bunk Storage Bags.
We would like 30-60 replica bags, but even a handful in one of the compartments will allow us to explain the lack of storage the crewmen.
Details from the 1952 original:
Coated canvas with metal zippers and metal snaps
22" long, 8" round on end
1" wide straps x 7" long (3.5 folded), strap edge 1" from bag ends, 5-1/3" between center strap
zipper 2" below top seam