Opposition of Mars. Harper's Weekly 36, 810 (Aug. 20, 1892)

Pleasures of the telescope: (Cf. the book "Pleasures of the Telescope"
listed in the following section.)

The selection and testing of a glass. Popular Science Monthly 45, 213-24 (June 1894)
In the starry heavens. ibid. 46, 289-301 (January 1895)
The starry heavens (cont'd). ibid. 46, 466-78 (February 1895)
Virgo and her neighbors. ibid. 46, 738-50 (April 1895)
In summer starlands. ibid. 47, 194-208 (June 1895)
From Lyra to Eridanus. ibid. 47, 508-21 (August 1895)
Pisces, Aries, Taurus, and the northern stars. ibid. 47, 783-97
(October 1895)

Progress of science. Cosmopolitan 33, 357-60 (July 1902)

Recent magnetic storms and sun-spots. Popular Science Monthly 23, 163-69 (June 1883)

Riding through space. Mentor 11, 3-16 (November 1923)

Rome of the gravel walk. Harper's Weekly 54, 9-11 (July 30, 1910)

Scenes on the planets. Popular Science Monthly 56, 337-49 (January
1900)

The Sky from Pike's Peak. Astronomy and Astrophysics 13, 150-51 (February 1894)

Soaring flight. Scientific American 90, 345 (April 30, 1904)