The SciencesAmerican Association for the Advancement of ScienceBy Marcus Benjamin on July 19, 1902AdvertisementABOUT THE AUTHOR(S)Recent Articles by Marcus BenjaminCharles Doolittle Walcott, Physiological Effects of High TemperaturesJames Playfair McMurrick, Temperatures in the United States and moreEliakim Hastings Moore, Zirconium, the "Mystery Metal"