- Verbum, Solomon, and the I Ching
- Baer, Null Systems in Projective Space
- The diamond-theorem correlation
- Four-color decomposition in 4x6 array
- Four-color decomposition in 8-point space
- Four-color decomposition of a Kohs block pattern
- An invariance of symmetry - June 21, 1983
- Symmetry for Solomon's Cube
- Line diagrams in the diamond theorem proof