Author:Joseph William Winthrop Spencer
Articles in Popular Science MonthlyEdit
- 1. "Niagara as a Time Piece" in Popular Science Monthly, 49 (May 1896)
- 2. "How the Great Lakes Were Built" in Popular Science Monthly, 49 (June 1896)
Some or all works by this author were published before January 1, 1928, and are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.