Shadows of Two Cylinders
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“Two cylinders, one horizontal, the other perpendicular. The base of the horizontal cylinder is at one angle of 40° with the PP. The sun’s inclination 50°m elevation 28°.” (Britannica, 1891)
Galleries
General Geometric IllustrationsSource
Benson John Lossing, ed. The New Popular Educator (London, England: Cassell & Company Limited, 1891)
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