Joseph Priestley
- Made:
- 1974 in United States
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