Lot 276: German chemist (1811–1899) who discovered the elements cesium and rubidium and who developed the laboratory burner that now bears his name. Certificate for Herrn F. C. W. Vogel in Leipzig, signed "R. W. Bunsen, Prof. der Chemie," one page, 6.5 x 5, October 29, 1854. In very good condition, with intersecting folds, overall creases, and a small area of paper loss to lower border.
RR Auction's Fine Autographs and Artifacts Auction 458
Wednesday, 12th August 2015
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