232 A MANUAL FOR NORTHERN WOODSMEN 
NATURAL TANGENTS AND COTANGENTS 
A. 
Tan. 
Cot. 
A. 
Tan. 
Cot. 
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0 ° 
L 0 ' 
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1 ° 
10 ' 
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2 ° 
10 ' 
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3° 
10 ' 
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4° 
10 ' 
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5° 
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6° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
7° 
10 ' 
20 ' 
30 ' 
.000000 
.002909 
.005818 
.008727 
.011636 
.014545 
00 
343.7737 
171.8854 
114.5887 
85.9398 
68.7501 
90° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
89° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
83° 
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10 ' 
87° 
50 ' 
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86 ° 
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10 ' 
85° 
50 ' 
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30 ' 
20 ' 
10 ' 
84° 
50 ' 
40 ' 
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20 ' 
10 ' 
83° 
50 ' 
40 ' 
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30 ' 
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8 ° 
10 ' 
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9° 
10 ' 
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10 ° 
10 ' 
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11 ° 
10 ' 
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12 ° 
10 ' 
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40 ' 
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13° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
14° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
15° 
.1317 
.1346 
.1376 
.1405 
.1435 
.1465 
.1495 
.1524 
1554 
.1584 
.1614 
.1644 
.1673 
.1703 
.1733 
.1763 
.1793 
.1823 
.1853 
.1883 
.1914 
.1944 
.1974 
.2004 
.2035 
.2065 
.2095 
.2126 
.2156 
.2186 
.2217 
.2247 
.2278 
.2309 
.2339 
.2370 
.2401 
.2432 
.2462 
.2493 
.2524 
.2555 
.2586 
.2617 
.2648 
.2679 
7.5958 
7.4287 
7.2687 
7.1154 
6.9682 
6.8269 
6.6912 
6.5606 
6.4348 
6.3138 
6.1970 
6.0844 
5.9758 
5.8708 
5.7694 
5.6713 
5.5764 
5.4845 
5.3955 
5.3093 
5.2257 
5.1446 
5.0658 
4.9894 
4.9152 
4.8430 
4.7729 
4.7046 
4.6382 
4.5736 
4.5107 
4.4494 
4.3897 
4.3315 
4.2747 
4.2193 
4.1653 
4.1126 
4.0611 
4.0108 
3.9617 
3.9136 
3.8667 
3.8208 
4.7760 
3.7321 
30 ' 
20 ' 
10 ' 
82° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
81° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
80° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
79° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
78° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
77° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
76° 
50 ' 
. 40 ' 
30 ' 
20 ' 
10 ' 
75° 
15° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
16° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
17° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
18° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
19° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
20 ° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
21 ° 
10 ' 
20 ' 
30 ' 
40 ' 
50 ' 
22 ° 
10 ' 
20 ' 
30 ' 
.2679 
.2711 
.2742 
.2773 
.2805 
.2836 
3.7321 
3.6891 
3.6470 
3.6059 
3.5656 
3.5261 
75° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
74° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
73° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
72° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
71° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
70° 
50 ' 
40 ' 
30 ' 
20 ' 
10 ' 
69° 
50 '- 
40 ' 
30 ' 
20 ' 
10 ' 
68 ° 
50 ' 
40 ' 
30 ' 
.017455 
.02036 
.02328 
.02619 
.02910 
.03201 
.03492 
.03783 
.04075 
.04366 
.04658 
.04949 
57.2900 
49.1039 
42.9641 
38.1885 
34.3678 
31.2416 
28.6363 
26.4316 
24.5418 
22.9038 
21.4701 
20.2056 
.2867 
.2899 
.2931 
.2962 
.2994 
.3026 
.3057 
.3089 
.3121 
.3153 
.3185 
.3217 
3.4874 
3.4495 
3.4124 
3.3759 
3.3402 
3.3052 
3.2709 
3.2371 
3.2041 
3.1716 
3.1397 
3.1084 
.05241 
.05533 
.05824 
.06116 
.06408 
.06700 
.06993 
19.0811 
18.0750 
17.1693 
16.3499 
15.6048 
14.9244 
14.3007 
.3249 
.3281 
.3314 
.3346 
.3378 
.3411 
.3443 
3.0777 
3.0475 
3.0178 
2.9887 
2.9600 
2.9319 
2.9042 
.07285 
.07578 
.07870 
.08163 
.08456 
13.7267 
13.1969 
12.7032 
12.2505 
11.8262 
.3476 
.3508 
.3541 
.3574 
.3607 
2.8770 
2.8502 
2.8239 
2.7980 
2.7725 
.08749 
11.4301 
.3640 
2.7475 
.09042 
.09335 
.09629 
.09923 
.10216 
.10510 
11.0594 
10.7119 
10.3854 
10.0780 
9.7882 
9.5144 
.3673 
.3706 
.3739 
.3772 
.3805 
.3839 
2.7228 
2.6985 
2.6746 
2.6511 
2.6279 
2.6051 
.10805 
.11099 
.11394 
.11688 
.11983 
9.2553 
9.0038 
8.7769 
8.5555 
8.3450 
.3872 
.3906 
.3939 
.3973 
.4006 
2.5826 
25605 
2 5386 
2.5172 
2.4960 
.12278 
8.1443 
.4040 
2.4751 
.12574 
.12869 
.13165 
7.9630 
7.7704 
7.5958 
.4074 
.4108 
.4142 
2.4545 
2.4342 
2.4142 
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