Geometric Model by A. Harry Wheeler, Stellation of the Icosadodecahedron, Described by Wheeler as a Stellated Icosahedron
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HARRY WHEELER, STELLATION OF THE ICOSADODECAHEDRON, DESCRIBED BY WHEELER AS A STELLATED ICOSAHEDRON", "guid": "http://n2t.net/ark:/65665/ng49ca746a9-31c5-704b-e053-15f76fa0b4fa", "title": {"label": "Title", "content": "Geometric Model by A. Harry Wheeler, Stellation of the Icosadodecahedron, Described by Wheeler as a Stellated Icosahedron"}, "metadata_usage": {"access": "CC0"}, "data_source": "National Museum of American History"}, "indexedStructured": {"date": ["1920s"], "geoLocation": [{"Other": {"type": "Place", "content": "United States"}}, {"Other": {"type": "Place", "content": "Massachusetts"}}, {"Other": {"type": "Place", "content": "Worcester"}}, {"points": {"point": {"latitude": {"type": "decimal", "content": "42.25"}, "longitude": {"type": "decimal", "content": "-71.8"}}}}], "object_type": ["Models"], "name": ["Wheeler, Albert Harry"], "topic": ["Science", "Mathematical Association of America Objects", "Mathematics"], "place": ["United States", "Worcester", "Massachusetts"], "online_media_type": ["Images"]}, "freetext": {"setName": [{"label": "See more items in", "content": "Medicine and Science: Mathematics"}, {"label": "See more items in", "content": "Science & Mathematics"}, {"label": "See more items in", "content": "Mathematical Association of America Objects"}], "date": [{"label": "date made", "content": "ca 1920"}], "identifier": [{"label": "ID Number", "content": "MA.304723.205"}, {"label": "accession number", "content": "304723"}, {"label": "catalog number", "content": "304723.205"}], "notes": [{"label": "Description", "content": "Extending the sides of polygons can produce a variety of complex polyhedra, including this one. It has twelve relatively sharp points, each with five triangular edges converging. These points alone would form a twelve-pointed star that is itself a stellation of the icosahedron. In addition, there are twenty three-sided points\u00e2\u0080\u0094not as sharp. These faces alone are like those of a great stellated dodecahedron. Wenninger refers to this model as the thirteenth stellation of the icosidodecahedron."}, {"label": "Description", "content": "The model is cut and folded from paper. Wheeler assigned it the number 371, and classified it as icosahedron I10. He also pointed out that the inner faces could be considered as parts of five intersecting tetrahedra."}, {"label": "Description", "content": "A related model (304723.204) is dated 1919, hence the approximate date assigned to this model."}, {"label": "Description", "content": "References:"}, {"label": "Description", "content": "Magnus J. Wenninger, <I>Polyhedron Models</I>, Cambridge: The University Press, 1971, p. 55, 73, 88."}, {"label": "Description", "content": "A. H. Wheeler, <I>Catalog of Models</I>, A. H. Wheeler Papers, Mathematics Collections, National Museum of American History."}, {"label": "Location", "content": "Currently not on view"}], "creditLine": [{"label": "Credit Line", "content": "Gift of Helen M. Wheeler"}], "name": [{"label": "maker", "content": "Wheeler, Albert Harry"}], "topic": [{"label": "subject", "content": "Mathematics"}], "place": [{"label": "place made", "content": "United States: Massachusetts, Worcester"}], "physicalDescription": [{"label": "Physical Description", "content": "paper (overall material)"}, {"label": "Physical Description", "content": "tan (overall color)"}, {"label": "Physical Description", "content": "cut and glued (overall production method/technique)"}, {"label": "Measurements", "content": "average spatial: 14.8 cm x 19 cm x 19 cm; 5 13/16 in x 7 15/32 in x 7 15/32 in"}], "dataSource": [{"label": "Data Source", "content": "National Museum of American History"}], "objectType": [{"label": "Object Name", "content": "geometric model"}]}}, "url": "edanmdm:nmah_1066721", "hash": "17672d939a87e434d48df9f8b09f19483ba565f1", "docSignature": "38ac9107acebae439a7b7a120e4ab511", "timestamp": 1663781938, "lastTimeUpdated": 1653680496, "title": "Geometric Model by A. Harry Wheeler, Stellation of the Icosadodecahedron, Described by Wheeler as a Stellated Icosahedron"}