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| 正面描述 | Left-facing bust of Brigadier General Chuck Yeager in military flight cap occupies the left portion of the field, with a relief depiction of the Bell X-1 experimental aircraft in flight to the right. Multiple inscribed legends appear in the field and along the upper border, commemorating the 50th anniversary of breaking the sound barrier on October 14, 1947. |
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| 正面文字 | 登录 以查看详情 |
| 正面铭文 | CSNA 101ST CONVENTION Pasadena, Calif. CSNA HONORS THE FIFTIETH ANNIVERSARY OF THE FIRST PERSON TO BREAK THE SOUND BARRIER IN THE EXPERIMENTAL BELL X-1 AIRCRAFT, OCT 14, 1947 BELL X-1 BRIG GEN CHUCK YEAGER Golden State Coin Show Aug. 30 & 31, 1997 |
| 背面描述 | 登录 以查看详情 |
| 背面文字 | 登录 以查看详情 |
| 背面铭文 | *CALIFORNIA STATE NUMISMATIC ASSOCIATION* ORGANIZED FEBRUARY 22, 1947 INCORPORATED JUNE 2, 1961 |
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