Number | Name | Date | Kind |
---|---|---|---|
4051607 | Sullivan | Oct 1977 | |
4170080 | Bergh | Oct 1979 | |
4258920 | Waldron et al. | Mar 1981 | |
4976055 | Kane | Dec 1990 |
Number | Date | Country |
---|---|---|
2418661 | Nov 1979 | FRX |
2642320 | Aug 1990 | FRX |
2135201 | Aug 1984 | GBX |
Entry |
---|
"Playthings", Puzzle-Up magnetic jigsaw puzzle, Dec., 1973, p. 54. |