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[[boxed]]
1861
Thurs
Apr 4
[[/boxed]]
P.M. Observations for
Time: {Index Error] - 1[[feet symbol]] - 45[[inch symbol]]
{ Subtraction }
h m m 
3-25-05 43[[degree symbol]] - 58 30
' [[ditto for: 3]] 28-05 43 24-30
' [[ditto for: 3]] 30-15 43-00-00
' [[ditto for: 3]] 31-50 42-42-00
' [[ditto for: 3]] 36-05 41-55-00
' [[ditto for: 3]] 39-40 41-12-00
' [[ditto for: 3]] 41-15 40-52-30
[[line]] [[line]]
7 | 24-52-15 | 7 | 297-04-30
[[line]] [[line]]
[[encircled]] A [[/encircled]] 3h-33m-10.7s 2 | 42[[degree symbol]]-26[[feet symbol]]-21[[inch symbol]] 4 {observed Al. [[sun symbol]] }
[[line]]
[[sun symbol]]'s Diam. & Pulx.[[guess]] +16-09
16[[feet symbol]]-01[[inch symbol]] + [[?]] " [[ditto for: Pulx[[guess]] ]] [[line]]
21-29-19
Sub. Index Error -1-45
[[right margin line starting at the number '5' above]]
[[line]]
21-27-34
-2-24
Refraction [[line]]
[[sun symbol]] Center [[underlined]] True [[/underlined]] Altitude 21[[degree symbol]]-25[[feet symbol]]-10[[inch symbol]]
Latitude N. 62-51-05 Secant, 34075
Polar Distance 84-04-30 Co.Se[[?]], 00232
[[boxed]]
[[sun symbol]]'s
Dec Greenwich
5[[degree symbol]]-47-54.8
7-30.1
[[line]]
5-55-25 Corrected]]
10-00-00
[[line]]
84[[degree symbol]]-4[[feet symbol]]-35[[inch symbol]] P. [[?]]
[[/boxed]]
2 | 168-20-45
[[line]]
84-10-22 Cosn. 9,00663
21-25-10
[[line]] 62-45-12 Sine 9.94892
h m s 2 | 19.29862
[[line
Apparent Time P.M. = 3-31-53 = Sine = 9.64931
Time of Watch 3-33-10.7
[[line]]
Watch Fast = 1-17.7
[[underlined]] (one minute, 17 seconds & 7/10th) [[/underlined]]
[[/right margin line curving under previous entry ending at left margin]]
[[underlined]]
(1[[feet symbol]] -45[[inch symbol]] ) "Index Error", Should have been subtracted from the Mean of the Elevations the Sun by Artificial horizon - that is before dividing by 2 (Hall)
[[underlined]] 
[[end page]]
[[start page]]
[[boxed]]
1861
Thurs
Apr 4
[[/boxed]]
Noon Observations for Latitude
[[column 1]]
h m s [[degree symbol]] [[feet symbol]] [[inch symbol]]
11-46-68 (A) 65-17-00
52-00 (B) 65-25-15
55-30 (C) 65-30-00
12-03-10 (D) 65-33-00
5-22 (E) 65-28-00
12-13 (F) 65-23-00
19-40 (G) 65-22-00
23-55 (H) 65-12-00
[[strikethrough]] 26 [[?]] [[/strikethrough]] 26-45 (I) 65-05-30
[[line]]
[[strikethrough]] 9 [[/strikethrough]]
9) 588-15-45
[[line]]
[[strikethrough]] 2[[?]] [[/strikethrough]] 
2) 65[[degree symbol]] - 21[[feet symbol]] - 45[[inch symbol]] 
[[line]]
32-40-52
Sub. Index Error -1-45
[[line]]
32-39-07
[[sun symbol]]'s Semi D. & Px. +16-09
[[line]]
32-44-16
Sub. Refraction -1-28
[[line]]
[[sun symbol]]'s [[underlined]] true [[/underlined]] Alt. 32[[degree symbol]] - 53[[feet symbol]] - 48[[inch symbol]]
Correction XXXIIIXXIII = +4-14
[[Note: dotted line from previous entry to same entry in column 2]]
[[underlined]] Meridian [[/undelrined]] Alt. 32[[degree symbol]] - 58[[feet symbol]] - 02[[inch symbol]]
90-00 00
[[line]]
Zenith Dist. 57-01-58
Dec Corrected 5-52-01.5
[[line]]
Lat. N. [[dark underlined]] 62[[degree symbol]] - 53[[feet symbol]] - 59[[inch symbol]].5 [[/dark underlined]]
[[boxed]]
Error of Nat Sub.
Index error before
Division by 2
[[Note: line pointing to 52[[inch symbol]] 5]]
[[boxed]]
[[line]]
[[double underlined]] 62-53-07[[inch symbol]] [[/double underlined]]
corrected)
[[Evidently there is some error in Artificial Horizon on the Instrument as the excess of Latitude is nearly 3 miles over that before determined. I fine the "Index Error" of Sextant to be 1[[feet symbol]] - 45[[inch symbol]] - [[underlined]] subtraction, [[/underlined]] - this changes the In at. nearky 2 miles
[[strikethrough]] 
obser
Lat [[?]] 62[[degree symbol]] - 53[[feet symbol]] - 59.5[[inch symbol]]
Sub [[?]] [[?]] [[?]] 1-45
[[line]]
62-52-14
62-51-05
[[line]]
Difference still 1[[feet symbol]] - 09[[inch symbol]]
[[line]]
[[/strikethrough]]
[[/column 1]]
[[column 2]]
Mean Alt. [[sun symbol]] by Artificial Horizon
[[boxed]]
[[column 1 within column 2]]
Call Watch.
at noon -
Times
m
A) - 15 from Noon
B) - 9 ----
C) - 6 ----
D) 2 - 10 --- 
E) - 4-22 --
F) - 11 - 13 --
G) - 18 - 40 --
H) - 22 - 55 --
I) - 26 - 45 --
[[/column 1 within column 2]]
[[column 2 within column 2]]
Minute feet
Numbers
Table XXXIII
225,
81,36
4.7
19.1
125.8
348.0
525.0
715.5
[[line]]
9) 2080.1
[[line]]
231.1
1.1
[[line]]
2311
2311
[[line]] 60) 254,21
240
[[line]]
14[[inch symbol]]
[[Note: dotted line pointing from previous entry to following entry]]
[[dotted encircled]]
4[[feet symbol]] - 14[[inch symbol]] 
[[/dotted encircled]]
[[column 2 within column 2]]
[[boxed]]
(I) in small table should
have been 25m - 45s
instead 26-45
but this error would
change result but
[[underlined]] trifle [[/underlined]] - Say nearly 6[[inch symbol]] in Lat.
[[/boxed]]
[[boxed]]
The "Index Error"
should be subtracted
before division
by 2 - to correct
above I sub 1/2
the Index S[[?]] from
Lat. wh. leaves:
[[sun symbol]] 2[[degree symbol]] - 53[[feet symbol]] - 07[[inch symbol]] 
[[/column 2]]