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Description: | Bronze medal to commemorate the bicentennial 1774-1974 of the discovery of oxygen 1774 by Joseph Priestley, struck by the Franklin Mint USA 1974. Bronze; diameter 40mm, encased in sealed acrylic, in dark blue presentation box 8x7.5x2.5cm. obverse, HS portrait of Priestley. reverse, Priestley at his laboratory bench with demonstration apparatus | License: | http://creativecommons.org/licenses/by-nc-sa/2.5/ | Subjects: | medal | Temporal: | 1974 | Source: | Science Museum | Creator: | Franklin Mint | Identifier: | 1975-87 | Go to resource |
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