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Report of the Commissioner of Patents for the year 1857, 1858
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METEOROLOGV. 517 NEW HARMONY, INDIANA. Latitude, 380 08 N.; longitude, 870 50 W. Elevation above tide-water, 320 feet. Hours

of observation, 7 A. M. and 2 and 9 P. M. Latest frost in spring, April 15; earliest frost in autumn, October 20; period without frost, 187 days. Observer, JoHN CHAPPEIISMITH.

Jan. Feb. Mar. Apr. May. gune. July. Aug. Sept. Ocet. Nov. Dec. Annual. Twarhommeer, ms) 0, 4, 45.90 40.00 44.00 61.20 71.47 76.77 75.79 69.89 51.68 41.10 40.856 53.26 aun 48 69 74 69 84 91 92 91 88 76 1 63⁰..... Iherm rextremes.) 13 12 14 28 41 66 5s 61 4 ½ 29 li 263...... Rain, inches 1.10 3.49 0.48 2.86 3.35 5.56 3.74 6.60 1.91 0.96 6.81 2.80 39.66

NEW LONDON, CONNECTICUT.

Latitude, 410 32N.; longitude, 720 03 W. Elevation above tide-water, 90 feet. Hours of observation, 7 A. M. and 2 and 9 P. M. Latest frost in spring, April 7; earliest frost in autumn, October 21; period without frost, 197 days. Observer, Rev. T. EpwARps, D. D.

Jan. Feb. Mar. Apr. May. June. July. Aug. Lept. Oet. Nov. Dec. Annual.

TLermmomerer,mcan. 18,97 33.80 33.76 42.38 53.87 62.22 69.30 69.98 62,1 52.94 42.62 35, 13 48. 17 9 66 55 60 76 82 84 90 83 73 66..

V 15 ſer.

Therm'r extremes.) 16 4 8 18 41 52 53 58 44 6

Rain, inches..... 2 7 2.60 6.25 4.61 3.43 6.13 4.66 2 4.18 2.20 4151

32 15 Y.

NEW LONDON, WISCONSIN.

Latitude, 440 21˙N.; longitude, 880 45 W. Hours of observation, 7 A. M. and 2 and 9 Py. M. Latest frost in spring, May 19; earliest frost in autumn, September 20; period without frost, 124 days. Observer, J. EVvERETT BRRRD.

Jan. Feb. Mar. Apr. May. June. July. Aug. Sept. Ocet. Nov. Dec. Annual.

Thermometer, mean. 4.18 31.54 25.36 35.68, 51.13 61.02 71.78 64.98 60,17] 43.72 27.51] 26.68 41.11

4 34 45 56 66 86 92 08 6 5 85 75 52 42[....... Therm'r extremes. 28- 23 10 16 25 42 56 46 37 23 l!1 4.. Rain, inches..... 15.75 2.92 2.48 2.50 3.61 2.62 2.45 4.38 1.69 1.99 1.85

OTTOWA, ILLINOIls.

Latitude, 410 20˙N.; longitude, 880 47/ W. Hours of observation, 7 A. M. and 2 and 9 y. M. Latest frost in spring, May 11; earliest frost in autumn, September 29; period without frost, 140 days Observer, J. 0. HaARRIS, M. D.

Jan. Feb. Mar. Apr. May. June. July. Aug. Sept. Oet. Nov. Dec. Annual.

Thermometer, mean. 9.76 31.43 29.98, 37.10 54. 35 66.63 73.98 70.04 63.38 49.07 31.86 33.01 45.88 87 2 1

Therm'r extremes. 16

4 L7 16 32 44 58 52 35 22 4 17........ 45 3.06 1.42 3.65 3.95 3.97 6.10 0.89 2. 68 2.95 11.24

Rain, inches. 7 4.