76 Wright’s Mathematical Papers. 
C.S.N-S. E. W. C.S.NPS. E. W. 
S. 84° W. 26 | —25.86 |/S.84° W. AC | —Ai—ZC | 
00.00 0. 
2.72 | —25.86 ik | —Ai—kC 
N. 59° E. 25 21.43 ||N.59°E.CF | Ck+mF 
—4,43 —lk 
12.88 17.00 2mF 
S.34° W. 8 —4,47 || S.34° W. FG | —Fn 
12.53 mF — Fn 
.63 8.06 nG | 2rG 
N. 59° E. 18 15.43 || N. 59° E. GH 0 
23.49 2rG+oH 
9.27 38.92 || Go 2qH 
S.27°W. 14.37 | —6.53 || S.27°W. HA| —H 
32.39 2qH—Hp 
12.80 25.86 pA | Ai+kC 
NE.SW.  |NW.SE.| NE.SW. | NW.SE.- 
217.7523 57.0584 2GHgr 2DEKl 
83.0739 2FGrm 
414.5920 2H Aig 
554.7243 
217.7523 
336.9720 
168.4860 
Geometrical illustration. 
O Vaca H 
_ Take a plot ACFGH of the field. Draw the meridian line gf, 
isecting the first side AC. Also the departures AtkC, CkmF, Fn, 
oH, Hp; the er km, Go, and the southings, ik, nG, pA- 
Draw Di parallel with Em, making the triangle CDI, equal to EFm. 
