Much of the historical information in this article comes from the September 1909 issue of Modern Electrics magazine in an article called "Harnessing Sunlight."

Much of the historical information in this article comes from the September 1909 issue of Modern Electrics magazine in an article called "Harnessing Sunlight." The HathiTrust has a public scan of it here: https://babel.hathitrust.org/cgi/pt?id=mdp.39015051407073&view=1up&seq=5&skin=2021 https://babel.hathitrust.org/cgi/pt?id=mdp.39015051407073&vi...