- Open Road for Boys 1938-06 1345 visits
- Scientific American 1872-12-14 3312 visits
- Scientific American 1882-01-28 1576 visits
- Scientific American 1892-05-07 1244 visits
- Scientific American 1894-06-02 1129 visits
- Scientific American 1899-02-25 1075 visits
- Scientific American 1901-11-30 1106 visits
- Scientific American 1903-10-03 1266 visits
- Scientific American 1904-03-26 1170 visits
- Scientific American 1915-04-17 1433 visits