Number | Name | Date | Kind |
---|---|---|---|
4811954 | Hemmann | Mar 1989 |
Entry |
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Popular Mechanics, "Flip Over Chest Set", Dec. 1962, vol. 118, No. 6, pp. 126-129. |
Mechanics Illustrated, "How to Make a Backgammon Board", Aug. 1973, pp. 80-81. |
The Hecht Co. advertizement, Washington Post, Jun. 6, 1975, p. B10. |