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O. 2 2g° 9' 10.'0 229° 9-5 Magnet. Mire. (Mark.)
o 18 4i- 5 19° 27. 0 19 4- 25 I 8o° 4/0 48° 51 '5
Ch. ©1 6* 14“ 26/4 17“ 46/0 6A 16m 6/2 II 79 36.7 48 52 O
!© 16 50.0 20 15.0 18 32-5 79 50. 35 48 51 75
U' ' + 6 17 19-35 A = ■ N 143° 32. '75 E.
5i 20. 4 Mire 48 5i. 75
t 77‘ 8™ 39-75 N. P. 265 19. O
a N 66° 32. 5 W Magnet 259 50. 35 — 180°
O 19 4. 25 Decl. 5° 28. '6 AY.
N.- p. 85° 36; '75
O. 229 9. 5
A. N 143° 32. 75 E.
Horizontal-Intensitet'.
Svingnings-Observation. 1878. Juli 9. Kl. 5.40
Min. til 5.52 Min. Eft.
ta -- 55.°7; - 5.’0660; s = 7/0; a = 76'; «' =
19'; w = 2/49. C. AVille.
Afbpjnings-Observation. 1878. Juli 10. Kl. 12.45
Min. til 1.30 Min. Eft.
t„ = 64.°9; UQ =: 37° 22' 9"; u„' = 15° 54' 10".
C. Wille.
Resultat: P = 0.01896; in - 0.7627;» X = 2.5484.
InkUnation.
1878. Juli 10. Kl. 10.45 Min. til 11.55 Min. Form.
Naal No. 1. C. Wille.
It — 76° 54.'25.
Horizontal Intensity.
Observation of Vibration. 1878. July 9: — 5.40
p. m. to 5.52 p. m.
- ta = 55.°7; T0 - 5.'0660; s = 7/0; « = 76'; a' =
19'; u = 2.'49. C. Wille.
Observation of Deflection. 1878. July 10: — 12.45
p. m. to 1.30 p. m.
t„ = 64.°9; u0 - 37°' 22' 9"; u0' = 15° 54' 10".
C. Wille.
Result: — P - 0.01866; m = 0.7627;1 X = 2.5484.
Inclination.
1878. ' July 10: — 10.45 a. m. to 11.55 a. m.
Needle No. 1. C. Wille.
H — 76° 54.'25.
8. Varde.
cp = 70° 22' 24" l — 31° 7' 51" E. Greenwich.
Paa Fsestningen Yardohus’s Glacis. 170 Meter Nord
for Esestningens Midtpunkt.
Horizontal-Intensitet.
Svingnings-Observation. 1878. Juni 26. Kl. 1.4
Min. til 1.13 Min. Eft.
t0 = 50.°4; T„ = 5/0418; s — 8/0; a = 72'.; a' —
28';. m = 4/08. C. Wille.
Afbojnings-Observation. 1,878. Juni 26. Kl. 5.10
Min til 6.5 Min. Eft.
ta = 47/8; u0 = 37° IP l2"; u0' = 15° 48' 30".
C. Wille.
Resultat: P = 0.02259; in = 0.7616 X = 2.5737.
InkUnation.
1878. Juni 26. Kl. 10.40 Min. til 11.37 Min.
Form. Naal'No. 1. C. Wille.
6 = 76° 52/4.
1 Magneten var i 18T8 opmaguetiseret.
8. Varde.
y = 70° 22' 24" A = 31° 7' 51" E. Greenwich.
The glacis of Yardohus. 170 metres north of the
centre of the fortress.
Horizontal Intensity.
Observation of Vibration. 1878. June- 26: — 1.4
p. m. to 1:13 p. m'
ta = 50/4; T0 = 5/0418; s = 8/0; a = 72'; a' =
28'; u = 4/08. C. Wille.
Observation of Deflection. 1878. June 26: — 5.10
p. m. to 6.5 p. m.
ta - 47/8; ua = '37° IP 12"; uB‘ = 15° 48' 30".
G. Wille.
Result: — P = 0.02259; .m = 0.7616; X = 2.5737.
Inclination.
1878. June 26. 10.40 a. m. to 11.37a.m. Needle
No. 1. C. Wille.
b = 76° 52/4.
1 The Magnet had been re-magnetised in 1878.
Den norske Nordhavsexpedition. C. Wille: Magnetiske Observationer.
3
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(2) Front Board
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(101) Illustration
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(117) Rear Board
(118) Rear Board
(119) Spine
(120) Fore Edge
(121) Scale
(122) Color Palette
(2) Front Board
(3) Front Flyleaf
(4) Front Flyleaf
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(101) Illustration
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(109) Illustration
(110) Illustration
(111) Illustration
(112) Illustration
(113) Illustration
(114) Illustration
(115) Illustration
(116) Illustration
(117) Rear Board
(118) Rear Board
(119) Spine
(120) Fore Edge
(121) Scale
(122) Color Palette