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Report of the Commissioner of Patents for the year 1857, 1858
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524 AGRICULTURAL REPORT. THE ROOK, GEORGIA. Latitude, 320 52'N.; longitude, 840 23/ W. Elevation above tide-water, 833 feet. Hours

of observation, 7 A. M. and 2 and 9 P. M. Latest frost in spring, April 14; earliest frost in autumn, November 19; period without frost, 218 days. Observer, JAMEs ANDERSON, M. D.

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

Tnermometer, mean 33.56 56.57 52.03 56,51 68.17 76.24 76.86 76.76 74.19 69.83 51,48 50.78 G61.41 3 65 90 93 9i 95 93 Si 80 72 Therm'r extremes.] 63 26 28 32 59 58 62 52 40 20 30

0

42...

Rain, inches.. 2.45 0.41 2.10 3. 02 5.37 0.90 5.10 4.64 0.51 0.67 5.87 5.79 36.83 ;

TORONTO, CANADA.

Latitude, 430 39N.; longitude, 790 21/ W. Flevation above tide-water, 108 feet. Hours of observation, 6 A. M. and 2 and 10 P. M. Latest frost in spring, May 17; earliest frost in autumn, September 21; period without frost, 116 days. Observers, OPERATORS OF MAG- NETIO OBSERVATORX.

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

Thermometer, mean. 13.01] 28.47 27.67 35.01 48.45 56.74 67.39 64.70 58.11 45.34 33.67 32.03 42.55 2 50 1

32 56 52 72 74 85 85 81 6 58 46...... Therm'r extremes. 1s 6- 3.7 10 28 41 52 50 37 29 2 5. 7 Rain, inehes..... 2.21 4.22 1.52 3.05 4.15 5.06 3.48 5.27 2.64 1.06 3.93 4.11 40.67

WALLINGFORD, CONNECTICUT.

Latitude, 410 26˙ N.; longitude, 720 50 W. Elevation above tide-water, 133 feet. Hour of observation, 7 A. M. and 2 and 9 P. M. Latest frost in spring, April 16; earliest frost in autumn, September 30; period without frost, 166 days. Observer, B. T. HARRISON.

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

Thermometer, mean. 13.42 32.52 31.89, 41.27 64. 39 62.51 69.75 67.70 60.69 50.29 38.43] 34.21 46.44

gnerm 36.5 66 57 62 84 62 90 99 84 72 68 58[........ erm'r extremes.=i 1 6.5 15 36 49 52 52 32 27 9.5.... 4

Rain, inches......· 4 39 2.47 7.11 7.76 3.23 8.29 5.62 3.17 5.88 2.06 4.38 8

1

WESTFIELD, MASSACHUSETTS.

Latitude, 420 06/ N.; longitude, 720 48 W. Hours of observation, 7 A. M. and 2 and 9 p. M. Latest frost in spring, April 30; earliest frost in autumn, October 1; period without frost, 153 days. Observer, Rev. EMERSON DAVIS, D. D.

Jan. Feb. Mar. Apr. May.

June. Su. An Sept. Oct. Nov. Dec. Annual.

Thermometer, mean. 13.65 31.37 31.34 40.53 54.39 62.80 69.34 66.53 59.65 48.60 38.42] 31.644 45.68 31 63 54 59 85 81 90 9 8/ 2 67 35.. Thermn'r extremes. 44 O 0 14 36 V 48 53 55 34 25 12 2[.... Rain, inches.....--.: 3.53 2.48 2.47 6.26 6.91 3.24 6.59 4.12 3.53 5.35 2.07 6.58 33.33

Aatitude, latest I fiost, lis

Thermemete ¹ Ter'r extrs

Miin,inches 4

Ietitude, of obser' autumnl M. D.

Thermomet Thern'r ex Riin, inch

Latitude 0l obs Abon

Thermol Therm' Rain, in