Unnumbered pageScan 81 of 87
168
Drawing: diagram with points VI, VII, R; labels: VI, VII, R, 32.6, (114.55), (55.75), 141.52, 75, 23.13
Drawing: diagram with points VII, VIII, R, pivot, #5; labels: VII, VIII, R, 31, pivot, 23, 42, 13, 136, 62°58, #5
| 75 - 32.6 = | 42.4 | 1.62737 |
| 180° - 41.52 | 107.6 | 2.03181 |
| =(138.8 | 9.59556 | |
| 69.4 | Ta 69.4 = | 10 41733 |
| 45.51 | 10.01289 | |
| 114.55 | - Sin - 9.95757 | |
| 23.13 | + 75 = 1.87506 | |
| 1.91749 | ||
| + Sin 41.52 | 9-82434 | |
| 55.25 | 1.74233 | |
| 114.18 1/2 |
Δ VIII - R - #5 ∠s 62°28 115°.3 1/2 2°28 1/2 R - #5 = 264 m. heav of seine gives - VIII - R = ∡ VIII - #5
Right page
Drawing: geometric diagram with points VI, VII, pivot; labels: VI, VII, pivot, 32.6, 29°14 1/2, 120°41 1/2, 31, 30°4', 55±
Δ VI - VII - p.
assuming 32.6 right & observed angles correct other sides are 31.70 + 55.40 If 31 + 55 are exact then VI - VII must be 32.40
65 figures hard to readstruck struck outadded written in above” jug ditto, and what it repeatsword reading not certain