Books about Science -- Periodicals (sorted by popularity)
- Scientific American Supplement, No. 458, October 11, 1884 Various 70 downloads
- Scientific American Supplement, No. 484, April 11, 1885 Various 70 downloads
- Appletons' Popular Science Monthly, November 1898 Various 70 downloads
- Scientific American Supplement, No. 829, November 21, 1891 Various 70 downloads
- The Ohio Naturalist, vol. II, no. 2, December, 1901 Ohio State University. Biological Club 69 downloads
- Scientific American Supplement, No. 481, March 21, 1885 Various 69 downloads
- The Kansas University Quarterly, Vol. I, No. 1 (1892) Various 69 downloads
- Scientific American Supplement, No. 392, July 7, 1883 Various 69 downloads
- Scientific American Supplement, No. 531, March 6, 1886 Various 68 downloads
- Scientific American Supplement, No. 492, June 6, 1885 Various 68 downloads
- Scientific American Supplement, No. 601, July 9, 1887 Various 68 downloads
- Lippincott's Magazine of Popular Literature and Science, October, 1877. Vol XX - No. 118 Various 68 downloads
- The Ohio naturalist, Vol. I, No. 6, April, 1901 Ohio State University. Biological Club 68 downloads
- Lippincott's Magazine of Popular Literature and Science, Vol. XVI., December, 1880. Various 67 downloads
- International Weekly Miscellany of Literature, Art and Science - Volume 1, No. 9, August 26, 1850 Various 67 downloads
- Appletons' Popular Science Monthly, May, 1900 Various 67 downloads
- Scientific American Supplement, No. 717, September 28, 1889 Various 67 downloads
- Lippincott's Magazine of Popular Literature and Science, Volume 15, No. 89, May, 1875 Various 66 downloads
- Scientific American Supplement, No. 821, September 26, 1891 Various 66 downloads
- Scientific American Supplement, No. 620, November 19,1887 Various 66 downloads
- Scientific American Supplement, No. 324, March 18, 1882 Various 65 downloads
- Appletons' Popular Science Monthly, August 1899 Various 65 downloads
- The Popular Science Monthly, August, 1900 Various 64 downloads
- Scientific American Supplement, No. 530, February 27, 1886 Various 64 downloads
- Scientific American Supplement, No. 447, July 26, 1884 Various 64 downloads