Covill, Charles; Unpublished (N Bend meeting);
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 8040 | |
| G2 | 90.00° | 2060 | |
| G3 | 90.00° | 10305070 | |
| P1 | 68.87° | 2060 | |
| P2 | 53.97° | 2456 | Meet P1-P2-girdle |
| P3 | 53.95° | 80 | Level girdle |
| P4 | 52.87° | 3050 | Level girdle |
| P5 | 50.75° | 1070 | Level girdle |
| P6 | 49.68° | 40 | Level girdle |
| P7 | 46.87° | 872 | Meet P5-P6-girdle |
| P8 | 42.00° | 824405672 | Meet P2-P3-P4 |
| P9 | 36.00° | 4122028364452606876 | Meet P2-P3-P4-P8 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 43.00° | 8040 | Level girdle |
| C2 | 43.00° | 10305070 | Level girdle |
| C3 | 43.00° | 2060 | Fix girdle size |
| C4 | 37.12° | 1394179 | Meet C2-C3-girdle |
| C5 | 34.02° | 19215961 | Meet C1-C2-girdle |
| C6 | 25.71° | 8040 | Meet C4-C3-C2 |
| C7 | 19.56° | 2060 | Meet C5-C1-C5 |
| T | 0.00° | 40 | Table |