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North Pole total ozone maps with meteorological chart, March 1979. Creator: NASANorth Pole total ozone maps with meteorological chart, March 1979
Christian Friedrich Schoenbein (1799-1868), German-Swiss chemist, 1900. Schoebein is perhaps best known his discovery of guncotton
Christian Friedrich Schonbein, German chemist, c1898. Schonbein (1799-1869) began his investigation of ozone in 1839. He worked on nitrocellulose and produced gunoctton for use in firearms in 1846
