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TABLE I.-MINUTES IN DECIMALS OF A DEGREE.. ' TABLE IV.-TAN(}ENTB AND E%TEHNALS TO A 1°CURVE. .0167 .1833 $ , X00 .5167 .6893 8500 Tsnsent tergal A.� Tsnsent asternal -� Tansent External .00500 1 :221166°7 x$ :� :5500 :7� :8&w .0667 1 .2333 2 .4000 .5667 •7333 •9000 10 50.00 .2a 11° 551.70 26.50 91° 1061.9 91.57 .003 1 .2500 •4167 .5833 .7500 .9167 10� 58.34 .30 101 560.11 27.31 101 1070.6 99.16 .1000 1 2667 6 .4339 .6000 :7667 .9333 20 86.67 .39 20 566.53 28.14 20 1079.2 100.75 .188'3 1 :3000 4�qp .6167 :7833 .9500 3�pp 75.01 •49 30 576.96 •28:97 30 1087.8 102.85 :4687 6333 :8000 .9667 40 89.34 .61 40 585.85 29.82 1096.4 108.97 :1887 .316? 4833 8 1. 50 91.4 .73 50 598.79 30.69 50 1105.1 105.00 .0000 9 100.01 .87 19 602.21 31.56 99 11M.7 107.24 TABLE II.-INCHES IN DECIMALS OF A FOOT. 10 108.36 1.02 10 610.64 32.18 10 1172:4 108.80 20 116.88 1.19 20 619.07 33.95 0 1131.0 110.5% IiSe 349 34e 3A 44e % 3a If 30 125.02 1.38 30 697.50 34.26 30 1139.7 112.M .0062 1 AM 1 0 .010'6'21 0 199.36 1.55 0 695.98 36.18 40 110.4 Y13:95 1 2 3 4 5 6 7 8 9 10 11 50 141.70 1.75 'S0 644.37 36.12 50 1157.0 115.66 1 7 3333 4167 .5000 9167 3 150.04 1.96 13. 652.81 37.07 93 1165.7 117.38 10 158.38 2.19 10 861.25 98.08 10 1174.4 119:12 TABLE III.-RADII, ORDINATES`AND DEFLECTIONS. 70 169.72 2,43 10 689.70 38.01 10 1183.1 �p 87 30 175.06 2.67 30 678.15 69:99 30 11 •8 122'63 Mid, Tan Mid. Ten i �0 189.40 2.93 0 686.60 40.99 0 1200.5 124AI Deb. Radius Ord. 06'Yet 1 for Radio. Ord. Offset 1 Foot 191.74 9.21 SO 695.08' 42.00 50 1209.2 126.20 ? 4 200.06 3.49 14 708.51 43.08 94 1217.9 00 00 101 31377.5 .036 .145 0.05 70 819.02 1.528 6.105 2.101 10 208.43 8.79 10 711.97 44.07 10 1126.6 ffi 20 17188.8 •073 .291 0.10 20 781.84 1.600 6.395 2.20 20 218.77 4.30 70 1x0.44 455,12 0 3- 88 30-`11459.2 .109 :496 0:15 30 764.49 1.637 6:540 2.25 400 UN 6975.4 .� .� 0:20 40 747.89 1.673 6.685 2.30 � 30 215.17 4.42 90 728.90 48.18 30 1214 0 133:50 0 233.47 4.76 0 737.37 . 47.25 40 1252.8 1 .35' 3 716.78 1.746 6.976 2.40 50 241.81 5.10 50 745.88. 48.34 50 1161.5 137.23 1 5729.65 .218 .873 0.30 20 688.16 .1.819 7.266 2.50 b 250.18 5.46 lb 754.32 49.4{ 96 1270.2 149.11 10 011.15 :255 1.018 0.35 30 674,69 1.855 7.411 2.55 10 258.51 5.83 10 782.80 50.55 10 1779:0 141.01 20 4297.28 .291 1.164 0.40 40 661.74 1.892 7.556 2.60 20 769.86 x.21 ?D 771.29 51.69 20 I787.7 141.96 30 9$19.83 :.327 1.309 0,45 30 275.21 6.61 30 779.77 52.89 30 5 144.05 40 3437.87 364 1.454 0.50 9 687.28 1.965 7.846 '2.70 40 283.57 7.01 40 769.16 53.97 40 1905:3 146.79 50 3125.36 .400 1.600 0.55 20 614.56 .2.037. 8.136 2.80 50 291.92 7.43 50 796.75 55.13 50 1314.0 10.75 30 603.80 2.074- 8.281 2.85 9 2864.99 .436 1.745 0.60 0 593.42 2.110 8.426 2.90' 6 300.28 7.86 16 IM-25 56.31 N 1312.8 150.71 10 2644.58 473 1.891 0.65 10 308.64 8.31 10 813.75 57.50 10 7331.8 152.88 2070 .509 2.036 0.70 10 573.69 2.183 8 716 3.00 20 316.99 8.76 10 822.25 58.70 20 1340.4 IWO 30 M:01 .545 . 2.181 0.75 30 546.44 2.292 9.150 3.15 30 376,36 9,23 30 830.76 69,91 90 1349.2 156.70 40 2148.79 .582 2.327 0.80 11 521.67 2.402 9.585 3.30 40 333.71 9.71 40 839.27 61.1{ 40 1358.0 158.72 50 2022.41 .618 2.472 0.85 30 499.06 2.511 10.02 3.45 50 342.08 10.20 50 847.78 62.36 50 1369.8 160.76 18 478.34 9.620 . 10 45. 3.60 3 1910.08 .855 2.618 0.90 30 459.28 2.730 '10 89 3:75 7 350.44 10.71 17 868.30 63.63 97 1375.6 188.81 YO 1809.57 .691 2.763 0.95 13 441.68 2.839 11 32 3.90 10 358.81 11.22 10 884.82 64,90 10 1384 4 184,06 20 '1719.12 .727 2.908 1.00 30 425.40 2.949 11.75 4.05 20 967.17 11.75 70 873.85 69.18 20 1398.2 186.95 30 1637.28 .764 3.054 1.05 14 410.28 3.058 12.18 4.204800 375.54 12.29 30 881.88 87,47 30 1402.0 10.04 0 1562.88 •800 8.199 1.10 30 396.20 3.168 12.62 4.35 383.91 12.86 0 890.41 69.77 0 1410.9 371.75 50 1494.95 .896 3.345 1.15 ; 60 391.28 13.4I 60 898.95 70.09 50 1419.7 173.27 16 383.07 3.217 13:05 4.50 46 1432.69 .873 3.490 1.20 30 370.79 3.387 13.49 4.65 a 400:69 13.99 18 907.49 71.42 93 14211.6 175.41 10 1375.40 .909 3.635 1.25 16 359.27 3.496 13.92 4.80 10 400.03 14.58 10 916. 72.76 10 1437.4 177.55 20 1322.53 .945 3.718 1.30 30 .348.45 '3.606 14.35 4.95 20 417.41 15.18 20 924.58 74.12 20 140.3 179.72 30 1273.57 .982 3.926 1.35 338.27 3.716 14.78 5.10 30 486,79 15,80 30 983,13 75,0 30 1456:1 181.89 40 1228.11 1.018 4.071 1.40 319.62 3.936 15.64 5.40 40 434.17 16.490 941:0 76,86 40 1464.0 1�08 50 1185.76 1:055 4.217 1.45 302.94 4.L55 18.51 6.70 80 44x,55 17.07 50 950.25 78,26 50 1472.9 186.29 b 1146.28 1.091 4.362" 150 287.94, 4.374 .17.37 6.00 9 450.96 17.72 19 968:81 79.07 99 1481.8 188.51 10 1109.33 1.127 4.507 1.55 274.37 4.594 18.22 6.30 10 469.32 18.3810 967.38 81.09 10 1490.7 190.74 20 1074.69 1.164 4.653 1.60 282.04 4.814 19.08 6.00 .a0 487.71 19.06 20 975.96 82.53 20 1499.6 02.99 30 1042.14 1.200 4.798 1,85 250.79 5.035 19.94 6.90 30 476.10 19.75 30 984.53 83.97 30 1500.5 196.15 0 1011.51 1.237 4.943 1.7 240.0 5.255 20.79 7.20 0 4"0 20.45 998.12 85.43 0 1517.4 197.53 50 982.64 1.273 5.088 1.75 125 231.01 5.476 21.64 7.50 50 492.88 21.16 50 1001:7 86.90 50 1526.3 199.0 6 955.37 1.300 5.234 1.80 222.27 5.697 22.50 7.80 10 501.28 81.89 90 1010.9 8639 30 1586.9 202.37 10 929.57 1.346 5.379 1.85 214.18 5.918 23 35 8.10 10 509.69 22.02 10 1018.9' 80.0 10 7 202.41 20 905.19 1.382 5.524 1.90 206.69 8.199 . 24 19 8.0 7p $18.08 23.38 70 1021.5 91.0 20 1569 1 786.77 30 881.95 1.418 5.869 1.95 199.799 :6.360 25.04 8:70 900 W. 30 104694 1 9a•� 400 =0 =�1 .4n� 0 859.92 1.455 5.814 2.00 193.18 6.583. 25.88 9.00 SD SL9:49 69.70 50 1083.3 .01 38 11160:0 213.86 Nora. Chord Deflection-2 times tmwnt deeection. .low