Author:Herdman Fitzgerald Cleland
Articles in Popular Science MonthlyEdit
- "Some Little-Known Mexican Volcanoes" in Popular Science Monthly, 71 (August 1907)
- "The Formation of North American Natural Bridges" in Popular Science Monthly, 78 (May 1911)
Some or all works by this author are in the public domain in the United States because they were published before January 1, 1928.
The longest-living author of these works died in 1935, so these works are in the public domain in countries and areas where the copyright term is the author's life plus 87 years or less. These works may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.