{"product_id":"scg10600-monaco-postage-due-sikorsky-ho3s-1-helicopter-c-1950s","title":"SCG10600 - Monaco Postage Due – Sikorsky HO3S-1 Helicopter (c.1950s)","description":"\u003cp data-start=\"70\" data-end=\"696\"\u003e\u003cem\u003eThis striking triangular \u003cstrong data-start=\"132\" data-end=\"173\" data-is-only-node=\"\"\u003e1 franc postage due stamp from Monaco\u003c\/strong\u003e features a finely engraved depiction of the \u003cstrong data-start=\"218\" data-end=\"265\"\u003eSikorsky HO3S-1 helicopter of the U.S. Navy\u003c\/strong\u003e, showcasing early rotary-wing aviation technology. Issued as part of Monaco’s Timbre Taxe (postage due) series, it stands out for its bold red framing and detailed green line-engraving of the aircraft. The unusual triangular shape adds strong visual appeal and makes it a popular choice among both aviation and tax-stamp specialists. A classic mid-20th-century Monaco issue valued for its thematic crossover and crisp engraving.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"698\" data-end=\"765\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e \u003c\/p\u003e","brand":"Stamp and Cover Galaxy","offers":[{"title":"Default Title","offer_id":45928063238315,"sku":null,"price":20.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/2406\/6475\/files\/Scan_20251128_84__2.jpg?v=1764927486","url":"https:\/\/stampandcovergalaxy.com\/products\/scg10600-monaco-postage-due-sikorsky-ho3s-1-helicopter-c-1950s","provider":"Stamp and Cover Galaxy","version":"1.0","type":"link"}