37.004 Zig Zag Heptagon
Vargas, Glenn & Martha; Diagrams for Faceting v3 (1987) p82; L/W=1.051 H/W=0.706 Vol/W³=0.251 64 index 59+8 facets

37.005 Seven Points
Vargas, Glenn & Martha; Diagrams for Faceting v3 (1989) p83; L/W=1.084 H/W=0.593 Vol/W³=0.202 64 index 43+8 facets

37.006 Challenger
Tuttle, David T; Lapidary Journal, Apr 1989, p93; L/W=1.006 H/W=0.669 Vol/W³=0.224 64 index 50+7 facets

Open37.007 Star 7-64
Heitland, Walt; Meet Points, Sep 1991; L/W=1.006 H/W=0.620 Vol/W³=0.207 64 index 50+7 facets

Open37.008 FVS-200 Pseudo Seven
Van Sant, Fred W; Star Cuts IV (1990); L/W=1.015 H/W=0.618 Vol/W³=0.212 120 index 64+7 facets

Open37.008A FVS-200 Pseudo-Seven
Van Sant, Fred; Star Cuts IV (1989); L/W=1.015 H/W=0.628 Vol/W³=0.216 120 index 64+7 facets

37.009 FVS-211
Van Sant, Fred W; Star Cuts IV (1992); L/W=1.026 H/W=0.640 Vol/W³=0.229 84 index 78+7 facets

Open37.009A FVS-211
Van Sant, Fred; Star Cuts IV (1989); L/W=1.026 H/W=0.635 Vol/W³=0.225 84 index 78+7 facets

37.010 FVS-202
Van Sant, Fred W; Star Cuts IV (1992); L/W=1.026 H/W=0.630 Vol/W³=0.218 84 index 78+7 facets

37.011 FVS-203
Van Sant, Fred W; Star Cuts unpubl Feb 1992; L/W=1.026 H/W=0.690 Vol/W³=0.244 84 index 99+7 facets

37.012 FVS-204
Van Sant, Fred W; Star Cuts unpubl Feb 1992; L/W=1.026 H/W=0.659 Vol/W³=0.228 84 index 85+7 facets

37.013 FVS-206
Van Sant, Fred W; Star Cuts unpubl Feb 1992; L/W=1.026 H/W=0.653 Vol/W³=0.228 84 index 71+7 facets

37.014 Challenger Revised
Tuttle, David T; Lapidary Journal, Sep 1994, p106; L/W=1.026 H/W=0.729 Vol/W³=0.252 96 index 78+7 facets Extensive use of cheater required.

Open37.015 Seventh Veil
Capps, Jerry; Lapidary Journal, Mar 1995, p96; L/W=1.015 H/W=0.600 Vol/W³=0.177 120 index 70+7 facets

37.016 Novem Seven Sides
Covill, Charles W; Covill Original Designs (1994) 4-17; L/W=1.022 H/W=0.588 Vol/W³=0.210 120 index 92+14 facets RI=1.61

37.017 Septifoil
Head, Paul A; USFG Newsletter, Dec 1995, p25; L/W=1.011 H/W=0.588 Vol/W³=0.191 96 index 57+7 facets

Open37.018 Arvitron
Capps, Jerry; Lapidary Journal, Dec 1996, p96; L/W=1.004 H/W=0.576 Vol/W³=0.176 84 index 54+7 facets

37.019 Heptagonal Barion
Hunt, William; Lapidary Journal, Feb 1997, p95; L/W=1.026 H/W=0.730 Vol/W³=0.281 98 index 85+7 facets

Open37.020 202-Seven
Heitland, Walt; Van Sant, Fred; Unknown or unpublished; L/W=1.006 H/W=0.593 Vol/W³=0.194 64 index 57+7 facets See FVS-202 (37.010)

Open37.021 Stwist (7 With A Twist)
Heitland, Walt; Unknown or unpublished, June 1997; L/W=1.006 H/W=0.647 Vol/W³=0.223 64 index 36+7 facets 7-fold sym. on 64 gear