
The SciencesJune 5, 1915
Seventy Years of the Scientific American
How the Scientific American Was Founded and How It Grew from Very Small Beginnings; the Active Part Played by Its Editors in Stimulating Public Interest in Science and Invention

Seventy Years of the Scientific American
How the Scientific American Was Founded and How It Grew from Very Small Beginnings; the Active Part Played by Its Editors in Stimulating Public Interest in Science and Invention