Practical instructions (Google eBook)

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Porter & Coates, 1884 - Meteorology
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Page 95 - With sharpened horns if glorious then she shine, Next day, not only that, but all the moon, Till her revolving race be wholly run, Are void of tempests, both by land and sea ; And sailors in the port their promised vow shall pay.
Page 84 - Observe that in eight years time there is as much Southwest wind, as Northeast, and consequently as many wet years as dry. When the wind turns to Northeast, and it continues two days without rain, and does not turn South the third day, nor rain the third day, it is likely to continue Northeast, for eight or nine days, all fair ; and then to come to the South again.
Page 91 - Like a red morn, that ever yet betoken'd Wreck to the sea-man, tempest to the field, Sorrow to shepherds, woe unto the birds, Gust and foul flaws to herdmen and to herds.
Page 82 - Our gude ship sails the morn." " Now ever alake, my master dear, I fear a deadly storm ! " I saw the new moon, late yestreen, Wi' the auld moon in her arm ; And if we gang to sea, master, I fear we'll come to harm.
Page 9 - To ascertain the amount of water produced from snow, a column of the depth of the fall of snow, and of the same diameter as the mouth of the funnel, should be melted and measured as so much rain. The simplest method of obtaining a column of snow for this purpose is to procure a tin tube, about two feet long, having one end closed, and precisely of the diameter of the mouth of the gage.
Page 90 - Usually, the higher or more distant such clouds seem to be, the more gradual but general the coming change of weather will prove. Light, delicate, quiet tints or colors, with soft undefined forms of clouds, indicate and accompany fine weather ; but gaudy or unusual hues, with hard, definitely-outlined clouds, foretell rain, and probably strong wind. Misty clouds forming or hanging on heights show wind...
Page 97 - ... moon, it .is likely to remain fine till the following quarter ; and if it change not then, or only for a very short time, it usually lasts until the following new or full moon ; and if it does not change then, or only for a very short time, it is likely to continue fine and dry for four or five weeks.
Page 90 - Aurora, with half-opened eyes, And a pale sickly cheek, salute the skies ; How shall the vine, with tender leaves, defend Her teeming clusters, when the storms descend, When ridgy roofs and tiles can scarce avail To bar the ruin of the rattling hail?
Page 98 - And thorough this distemperature we see The seasons alter : hoary-headed frosts Fall in the fresh lap of the crimson rose, And on old Hiems' thin and icy crown An odorous chaplet of sweet summer buds Is, as in mockery, set.
Page 8 - ... the wet bulb will be changed every month, and the bulb carefully cleaned. The cover may be washed as often as necessary, without removal, by means of a jet of clean water from a small syringe. When the temperature of the air is below the...

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