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Diamond Theory-page 12-500w
Diamond Theory-page 05-500w
Tesseract and tetrahedron
The third triangle
Models of the small Desargues configuration
Diamond theorem with examples
The Galois Tesseract in Conway and Sloane, 1988
The Galois Tesseract in 1977
An early Galois tesseract
The Oslo version
The square model of PG(3,2)
Froebel's Third Gift hands-on
The Miracle Octad Generator of R. T. Curtis, redrawn
Analysis of structure for the MOG
Diamond-theorem correlation 140824