Box engaging retainer for collectors' cards

In combination, a filing barrier and a box, for sheets storable on edge in a stack in the box, comprising:

• the box having a front wall, a rear wall and laterally spaced sidewalls defining a container with an open top, for receiving the sheets;
• the filing barrier comprising a boundary element for engaging against a face of the sheet materials in the container, and, a clasp attached to the barrier, the clasp engaging over one of the sidewalls at the top, for selectively fixing a position of the barrier between the front and rear wall, the clasp defining a U-shape with opposed legs for bearing resiliently against an inner and outer side of said one of the sidewalls, forming a resilient clamp attachable to said one of the sidewalls, that fixes said position of the barrier.

A storage arrangement for a stack of cards, comprising:

• a box with a front wall, rear wall and laterally spaced sidewalls dimensioned to receive the cards on edge in a stack, said box having an open top;
• a filing barrier having a boundary element for engaging against a face of the cards and a clasp attached to the barrier, the clasp engaging over one of the sidewalls at the top of the box for selectively fixing a position of the barrier between the front and rear wall, the clasp defining a U-shape with opposed legs for bearing resiliently against an inner and outer side of said one of the sidewalls, forming a resilient clamp attachable to said one of the sidewalls, that fixes said position of the barrier.