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Medal - The Caltech - JPL Numismatic Society Explorer
| Location | United States |
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| Year | |
| Type | Log in to see details |
| Composition | Brass |
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| Obverse description | The obverse depicts the Explorer 1 satellite in relief, shown in orbit above a stylized globe of the Earth with continental outlines visible. Four five-pointed stars mark the cardinal positions around the rim, with the dates 1-31-58 and 3-31-70 flanking the upper field, and the legend EXPLORER appearing along the lower rim. |
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| Reverse description | The reverse features a raised multi-line inscription in the central field commemorating the Caltech-JPL Numismatic Society's recognition of space exploration achievements. A circular border legend reads CALIF. INSTITUTE OF TECHNOLOGY - JET PROPULSION LABORATORY around the full circumference, with all text rendered in bold relief against a recessed field. |
| Reverse script | Latin |
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