Scientific American Supplement, No. 664, September 22,1888
Scientific American Supplement, No. 648, June 2, 1888.
Scientific American Supplement, No. 647, May 26, 1888
Scientific American Supplement, No. 643, April 28, 1888
Scientific American Supplement, No. 633, February 18, 1888
Scientific American Supplement, No. 623, December 10, 1887
Scientific American Supplement, No. 620, November 19,1887
Scientific American Supplement, No. 613, October 1, 1887
Scientific American Supplement, No. 611, September 17, 1887
Scientific American Supplement, No. 601, July 9, 1887
Scientific American Supplement, No. 598, June 18, 1887
Scientific American Supplement, No. 595, May 28, 1887
Scientific American Supplement, No. 586, March 26, 1887
Scientific American Supplement, No. 561, October 2, 1886
Scientific American Supplement, No. 531, March 6, 1886
Scientific American Supplement, No. 530, February 27, 1886