{"product_id":"scg10575-greece-1966-hipparchus-armillary-sphere-planetarium-inauguration-2-50-drachma","title":"SCG10575 - Greece 1966 – Hipparchus \u0026 Armillary Sphere – Planetarium Inauguration (2.50 Drachma)","description":"\u003cp data-start=\"197\" data-end=\"847\"\u003e\u003cem\u003eIssued by \u003cstrong data-start=\"207\" data-end=\"233\"\u003eGreece (ΕΛΛΑΣ) in 1966\u003c\/strong\u003e, this 2.50-drachma commemorative stamp honors \u003cstrong data-start=\"280\" data-end=\"294\"\u003eHipparchus\u003c\/strong\u003e, the ancient Greek astronomer famed for founding trigonometry and creating the first comprehensive star catalog. The stamp was released for the \u003cstrong data-start=\"439\" data-end=\"481\"\u003einauguration of the Athens Planetarium\u003c\/strong\u003e, highlighted in the inscription at the top. The left vignette shows a classical profile of Hipparchus with a star symbol, while the right features an \u003cstrong data-start=\"632\" data-end=\"652\"\u003earmillary sphere\u003c\/strong\u003e, symbolizing early astronomical observation. Printed in a refined green and black engraving style, this issue appeals strongly to collectors of \u003cstrong data-start=\"797\" data-end=\"839\"\u003escience, astronomy, and Greek heritage\u003c\/strong\u003e themes.\u003c\/em\u003e\u003c\/p\u003e","brand":"Stamp and Cover Galaxy","offers":[{"title":"Default Title","offer_id":45927872233643,"sku":null,"price":20.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/2406\/6475\/files\/TAE2_18_e02a8cab-0362-4143-8a19-b7a46d93e9c8.jpg?v=1764915756","url":"https:\/\/stampandcovergalaxy.com\/products\/scg10575-greece-1966-hipparchus-armillary-sphere-planetarium-inauguration-2-50-drachma","provider":"Stamp and Cover Galaxy","version":"1.0","type":"link"}