Fine, George; Official Gazette for Patents (US), 8 Jan 1946, p332;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 1 3 5 7 911131517192123252729313335373941434547495153555759616365676971737577798183858789919395 | |
| P1 | 43.50° | 2 610141822263034384246505458626670747882869094 | |
| P2 | 43.00° | 41220283644526068768492 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 40.83° | 1 7 9151723253133394147495557636571737981878995 | |
| C2 | 39.44° | 2 610141822263034384246505458626670747882869094 | |
| C3 | 37.00° | 41220283644526068768492 | |
| C4 | 28.59° | 96 816243240485664728088 | |
| T | 0.00° | 96 |