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| 正面描述 | Central field depicts a stylised 1920s radio gramophone horn speaker alongside an early radio transmitter console in high relief, with a geometric antenna tower in the background. The legend arcs along the lower left and bottom of the field, with the engraver's initials 'HF' visible in the lower right. A serial number '0109' appears in the right field. |
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| 正面铭文 | 登录 以查看详情 |
| 背面描述 | Central relief depicts a topographic map of Switzerland overlaid with radiating broadcast signal lines emanating from Lausanne, symbolising the reach of the first radio transmission. The circumferential legend runs around the full perimeter of the field, flanked by small asterisks at the top, with the dates '1922-1972' prominently placed at the upper centre. |
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| 背面铭文 | CINQUANTENAIRE DE LA RADIODIFFUSION EN SUISSE 1922-1972 |
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