George - B. Kauffman California State University Fresno, 93,740
June 4,1794 June 8,1940
June 14,1798
June 14,1974
June 16,1969 June 17,1974
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Selected Dates in American Chemistry June
Joseph ~ r i i s t l arrives e~ in the United States. The discovery of neptunium (element 93) is announced by Edwin M. McMillan and Philip H. Abelson of the University of California, Berkeley. "Second Letter from Dr. Priestley to Dr. Mitchill, Professor of Chemistry at New York. June 14,1798"regarding the phlogiston controversy appears in the Medical Repository, 2.48 (1799). President Richard M. Nixon tells the Egyptians that the United States will provide large scale aid, including nuclear power, to develop agriculture and industry. The first results on the discovery of Element 104 are published in Physical Review Letters. The United States promises nuclear aid to Israel.
380 1 Journal of Chemical Education
June 18,1773 Benjamin Rush reads before the American Philosophical Society a paper "Experiments and Observations on the Mineral Waters of Philadelphia, Ahington, and Bristol, in the Province of Pennsylvania." June 20,1798 "Answer to the Two Letters from Dr. Priestley, June 20,1798" by Samuel Latham Mitchill annears in the Medical Reoositorv. .. z,5i (iigij. June 27,1960 Chlorophyll is synthesized by Robert B. Woodward of H a m d University. June 28, 1935 Wendell M. Stanley a t the Rockefeller Foundation announces the first virus to he obtained in crystalline form. June 29,1970 Albert Ghiorso, et al., formally present the results of their discovery of Element 105 (Ghiorso, A,, Nurmia, M., Eskola, K., Harris, J., and Eskola, P., Phys. Rev. Lett., 24,1498 (1970)).
