APA (7th ed.) Citation

Various. Scientific American Supplement, No. 421, January 26, 1884.

Chicago Style (17th ed.) Citation

Various. Scientific American Supplement, No. 421, January 26, 1884.

MLA (9th ed.) Citation

Various. Scientific American Supplement, No. 421, January 26, 1884.

Warning: These citations may not always be 100% accurate.