Number | Name | Date | Kind |
---|---|---|---|
1735883 | Smith | Nov 1929 | |
3305945 | Crawford et al. | Feb 1967 | |
4299577 | Marryman | Nov 1981 | |
4575091 | Boomer | Mar 1986 | |
4768959 | Sprague et al. | Sep 1988 |
Number | Date | Country |
---|---|---|
1547824 | Jun 1979 | GBX |
Entry |
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"Teaching The Initial Teaching Alphabet", Time, Apr. 3, 1964, p. 52. |
"How Johnny Can Be Taught To Read-A New Alphabet," U.S. News & World Report, May 18, 1964, pp. 76-77. |