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>Major Lang observed the solar eclipse of March 14-15, 1858, at St. Croix, West Indies, with a 46-inch achromatic telescope, using an excellent helioscopic eye-piece, magnifying power about 40, in which the sun's image appeared like a piece of white paper, and equally easy for the eye to look at
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Major Lang observed the solar eclipse of March 14-15, 1858, at St. Croix, West Indies, with a 46-inch achromatic telescope, using an excellent helioscopic eye-piece, magnifying power about 40, in which the sun's image appeared like a piece of white paper, and equally easy for the eye to look at
