“The Highest Point of the Circle”
(p. 118)
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“Notes on the Figures” (p. 528)
This diagram is based on sketches in TTL/FF p. 55, TLD/DF: 28-6-26, p. 10, TLD/FF: 28-6-26, p. 9, and ChD 57: p. 30.
Source Diagrams
 TLD/DF: 28-6-26, p. 10 |
 ChD 57: p. 30 |
 TLD/FF: 28-6-26, p. 9 |
 TTL/FF p. 55 |