tly heatedsolution of potash into the globe, moisten the wholesurface with it and rub the stains with a fine linenrag; rinse the globe with clean water and carefullydry it off with a fine, soft cloth.—Neueste Erfindungentmd Erfahrungen. August 20, 1904, Scientific American. 125 AN INSTRUMENT FOR… … meridian after mean noon, the lens, by Inclining tothe right, is alined with the sun before true (solar)noon; and when the sun crosses the meridian beforemean noon, the lens inclines to the left and is not inline until after its passage of the meridian. Thefocal axis is thus displaced by a total…
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