Filed by its inventor, Dr. Franklin T. Grimes of Liberty in Clay County, Missouri, United States Patent 110648 was granted in January of 1871 for his “Improvement in lamps.” The patent diagram (upper right) features an oil reservoir and a wicked lamp. As a dental advertising broadside (left) spells out, “Chloroform, Ether…and Nitrous Oxide” (lower right) could now be administered more readily during the evenings, courtesy of lamps patented by Dr. Grimes. Yes, even explosive ether was administered around Grimes patented lamps. (Copyright © the American Society of Anesthesiologists’ Wood Library-Museum of Anesthesiology.)

Filed by its inventor, Dr. Franklin T. Grimes of Liberty in Clay County, Missouri, United States Patent 110648 was granted in January of 1871 for his “Improvement in lamps.” The patent diagram (upper right) features an oil reservoir and a wicked lamp. As a dental advertising broadside (left) spells out, “Chloroform, Ether…and Nitrous Oxide” (lower right) could now be administered more readily during the evenings, courtesy of lamps patented by Dr. Grimes. Yes, even explosive ether was administered around Grimes patented lamps. (Copyright © the American Society of Anesthesiologists’ Wood Library-Museum of Anesthesiology.)

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George S. Bause, M.D., M.P.H., Honorary Curator and Laureate of the History of Anesthesia, Wood Library-Museum of Anesthesiology, Schaumburg, Illinois, and Clinical Associate Professor, Case Western Reserve University, Cleveland, Ohio. UJYC@aol.com.