| 摘要 |
In combination, a polystyrene holder for baseball cards, stamps and the like comprising two planarshaped members adapted to receive each other in snap-fit engagement to provide the holder with an inner space for retaining the card and a case for storing and transporting the holders. The case is formed of polypropylene having a base with a double row of a plurality of semi-cylindrical recesses in single-file arrangements to receive a plurality of holders in a single-file arrangement. The card holders and case provide convenient, lightweight, light-resistant systems for the quick viewing, storage and retention of the cards.
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