1. The forces of nature: an address delivered before the Chemical Society of Union College, July 22d, 1863 Author(s): Barker, George F. (George Frederick), 1835-1910 Publication: Albany, N.Y. : J. Munsell, 1863 Subject(s): ChemistryElectricityHot TemperatureLight
2. Lecture introductory to the course of medical chemistry in the medical department of Pennsylvania College, Philadelphia: for the session 1844-45 Author(s): Atlee, Washington L. (Washington Lemuel), 1808-1878 Publication: Philadelphia : William S. Young, Printer, 1844 Subject(s): ElectricityElementsHot TemperatureLightTherapeutics