Meteorological observations and essays / By John Dalton.

  • John Dalton
Date:
1834
Catalogue details

Licence: Public Domain Mark

Credit: Meteorological observations and essays / By John Dalton. Source: Wellcome Collection.

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    =\52 2g 2 g Character. |. 4 Character. E\- gi\A 1787. |—|—|— ——| 1788. |—|—|— Jan. 1223109 Jan. 13) 8} 5) |transient 24 5 14| 8 6| |large, still 25 6 15} 9] 7) large, still Feb. 22 4 Feb. 4| 9/27/12/still Mar.21} 8| 2} active, high 6} |29|14\active, high 1 24} 8| 5| J|active, high [{[—— 7 O} ismall 1 Apr.19!| 9} 1} |high. p — 8 1) |faint, still 20 2} jhigh. p 12 5) jactive, small 1 26 8} active, low 7\11} O| Jactive, small 2 May 12} |24/10/faint. p 8 1] Jactive, small 16) 9/28|14/high. p ——17| 9| 0| {active 18/11} 1] active June 7|11)21} 7\active Aug. 7| 9|24| Qlactive 19)10| 6} |active Sep. 19} 9} 8} jbright, still Oct. 4/10/22) 7/still 29/10/23} 9jlarge, active 6/10/24} Yjactive, faint 30)10/24/10)still — 7/|10/25|lOlactive, large {May 1/10/25)11|a glance,clouds ——17|1l) 6| |active (a) 4|10)28)14\transient 19} 9) 8} {still ——10/10} 4; jhigh. p Nov. 4| 9/24} 9jlarge, bright {/——11)10) 5] |large, still 8} 8/28/13\large, bright(4)}——24|10]18| 4\very grand(c) 2} —— 28} 9/19] 3)still, small 25)11|19) 5jgrand —— 29] 9/20} 4istill, small 97/10|21| 7lactive ——30} 9/21) 5jstill, small June 3} (|29/14jlarge. p —— July 30) |27|12\active Number 27 jAug. 1/10) 0} active (d) _——- 2/10) 1) |active —— 3/10] 2} |small ———19}10/18} 3ilarge, still 2 28/10/21) 6\bright, large 1/10)25|10 3/10/27|12\large, grand 7|10} 1) |a glance, clouds 14/12) 8 27|10|21) 7istill, low 28)10/22) 8lactive, high 2 9} 6| 1} Istill, low 10} 8| 2) still, large 2 11} 8 3] \still, faint (a) A heavy shower, with thunder, just before. (b) Several flashes of lightning with it, after a very wet day. (c) From 10 to 11 P. M. uncommonly brilliant, active streamers over most of the hemisphere: they were said to be heard.—Not much inferior the next night. (d) Splendid streamers, extent from NE. to W.; no fog beneath.