A reasonably-reliable rain guage can be made from a kerosene or any other straight-sided tin, the open end being carefully cut in order that the aperture may correspond with the shape of the bottom, and the sides not bulged. It is important that the tin be set in an open space unaffected by draughts, and on an absolutely level surface. The fall of rain can be measured in the tin with an ordinary foot rule. The registration may not be absolutely accurate, but it will be near enough for all ordinary purposes. An eighth of an inch on the rule will represent 12* points, a quarter of an inch 25 points, and so
*j*r« mssmamama
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Bibliographic details
Press, Volume LVIII, Issue 17414, 27 March 1922, Page 3
Word Count
115Page 3 Advertisements Column 2 Press, Volume LVIII, Issue 17414, 27 March 1922, Page 3
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