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Scientific American Supplement, No. 514, November 7, 1885
25225

Scientific American Supplement, No. 520, December 19, 1885
25226

Scientific American Supplement, No. 530, February 27, 1886
25227

Scientific American Supplement, No. 531, March 6, 1886
25228

Scientific American Supplement, No. 561, October 2, 1886
25229

Scientific American Supplement, No. 586, March 26, 1887
25230

Scientific American Supplement, No. 595, May 28, 1887
25231

Scientific American Supplement, No. 598, June 18, 1887
25232