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257 
259 
262 
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279 
ERRATA. : 
— 8 for register read, registers 
a 12 dele 2nd= 
— 1 for 28)bs . == 388ibs. 
inches Inches 
ay a 27,7 aes 27.2 
res IN art cs A4,404 © = 41,404 
2 ; . Inches 
— 18 after >, 95 ee w= ==16,640 
Inches 
— i9 dele = 16,640 
— 20 for by . — to 
— 15 — x — + 
ee VAG) aS ee 
— 7 before 1244 — South Extremity of Base 
— &8 dele. South Extremity of Base 
Web 9 for extremity == extremities 
— 4 from bot. for c ~- b 
— 9 for Axis == Axes 
— 20 — North P, — Nalapani 
—. last — 264 — 26,4 
Title of the Table for Longitude 907853 read, Const. Log. 0,7853. 
‘ i) iy 
tine 6 from bot. — 4 51'7 —~ 4 51°1. Pi 
Insert Ar. Co. of Logarjthms and Log. Sines. + 
Last. Table Insert after Reductions to Centre Distance 7,9 Feat. 
5th figure for at the 3d Station. By the other two, read, at the 3d Station, by the 
; ‘ : other two. 
Qist figure insert distances Stations 13 46 47 140-3 
11 16 47 5563 
Remark to fig. 31 dele full stop after 10 and substitute small for Capital S, 
line 3 for following read, other. 
a 11 — formula = formule. 
10 Omit, all, 
note e— and, - 
