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Rh ſo after a hard rain is over: and what is more common than to ſee it deſcend many days together, to the terror of the Huſbandman, in hay or corn harveſt; when the conſequence, at laſt, is only a few drops, weighty enough to deſcend, though the air was in its utmoſt degree of gravity, and the mercury at thirty-one inches. The vulgar ſolutions of theſe difficulties are inſufficient and puzzling, and very inconſiſtent with avowed principles: and, in my humble opinion, there will never appear a certain and ſatisfactory account of theſe perplexing phænomena, till ſome sage Naturaliſt ſhall give himſelf the trouble of a more full and complete Diary, than as yet has been publiſhed; where, together with the degrees of the barometer, thermometer, and hygrometer, ſhall be taken in, in diſtinct columns, the time of the year, the length of the days, the age of the moon, the ſituation of the wind, with, its degrees of roughneſs, the colours of the clouds at ſun riſing and ſetting, the manner of flying, chattering, or flocking of birds, and divers other concurring tokens and ſymptoms, which may be of great uſe, Rh