Educational model

Office supplies; artists and teachers materials – Teaching material

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D19 62, D11131

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D03676757

REFERENCES:
patent: 4274222 (1981-06-01), Zahn et al.
patent: 4701131 (1987-10-01), Hildebrandt et al.
R. M. Welch, "Monument to Liberty Instructions", Model FA Assembly Kit, distributed at the National Council for the Social Sciences, Nov. 12, 1989.
R. M. Welch, "Monument to Liberty--A U.S. Constitution Teaching Aid", distributed at the National Council for the Social Sciences, St. Louis, Missouri, Nov. 12, 1989.
Polyhedron Models; 1971; Mangus J. Wenninger; p. 25 Cuboctahedron.
Polyhedron Models; 1971; Mognus J. Wenninger; p. 48; Icosahedron.
R. M. Welch, "Monument to Liberty--A U.S. Constitution Teaching Aid," presented at an NCSS Conference in Apr. 1988.
California Teachers Association, "Action Newspaper," vol. 27, No. 8, p. 7, May 1989.
McDonnell Douglas Employee Newspaper "Focus," vol. 3, No. 6, p. 7, May 1989.

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