Books about Science -- Periodicals (sorted by popularity)
- Scientific American Supplement, No. 417, December 29, 1883 Various 66 downloads
- Scientific American Supplement, No. 598, June 18, 1887 Various 66 downloads
- Scientific American Supplement, No. 508, September 26, 1885 Various 66 downloads
- The Popular Science Monthly, September, 1900 Various 66 downloads
- Scientific American Supplement No. 822, October 3, 1891 Various 65 downloads
- Scientific American Supplement, No. 1157, March 5, 1898 Various 65 downloads
- Lippincott's Magazine of Popular Literature and Science, Vol. 26, August, 1880 Various 64 downloads
- International Weekly Miscellany of Literature, Art and Science - Volume 1, No. 7, August 12, 1850 Various 64 downloads
- The Edinburgh New Philosophical Journal, Vol. XLIX Various 63 downloads
- Scientific American Supplement, No. 447, July 26, 1884 Various 63 downloads
- International Weekly Miscellany of Literature, Art and Science - Volume 1, No. 9, August 26, 1850 Various 63 downloads
- The Popular Science Monthly, August, 1900 Various 63 downloads
- The Popular Science Monthly, July, 1900 Various 63 downloads
- Lippincott's Magazine of Popular Literature and Science, Volume 17, No. 099, March, 1876 Various 62 downloads
- Lippincott's Magazine of Popular Literature and Science, Volume 11, No. 24, March, 1873 Various 61 downloads
- International Weekly Miscellany of Literature, Art and Science — Volume 1, No. 2, July 8, 1850 Various 61 downloads
- Appletons' Popular Science Monthly, January 1900 Various 61 downloads
- Scientific American Supplement, No. 832, December 12, 1891 Various 61 downloads
- Lippincott's Magazine of Popular Literature and Science, Vol. XVI., December, 1880. Various 61 downloads
- Scientific American Supplement, No. 481, March 21, 1885 Various 61 downloads
- Scientific American Supplement, No. 611, September 17, 1887 Various 59 downloads
- Scientific American Supplement, No. 601, July 9, 1887 Various 59 downloads
- Lippincott's Magazine of Popular Literature and Science, Vol. 20, No. 33, November 1877 Various 58 downloads
- Appletons' Popular Science Monthly, August 1899 Various 58 downloads
- Scientific American Supplement, No. 648, June 2, 1888. Various 58 downloads