{"product_id":"mid-century-green-onyx-perpetual-calendar-and-swivel-pen-holder","title":"Mid-Century Green Onyx Perpetual Calendar and Swivel Pen Holder","description":"\u003cp\u003eHandsome desktop set combining a perpetual calendar and swiveling pen holder on a substantial rectangular green onyx base. The polished stone displays translucent cream, pale green, amber, and russet veining, with softly rounded corners and a surviving oval \"Genuine Onyx\" label. A brass-tone cylindrical calendar presents the day, numerical date, and month through three individual windows, adjusted using controls at either end. The coordinating tapered black pen receptacle is mounted on a brass-tone ball joint, allowing it to swivel to the preferred writing angle. The underside is protected by fitted green felt.\u003cbr\u003e\n\u003cbr\u003e\nThe manufacturer is unidentified; decorative stone desk sets of this type became popular during the mid-20th century, combining practical office accessories with the distinctive color and natural figuring of polished onyx.\u003cbr\u003e\n\u003cbr\u003e\nOverall good condition. The calendar functions, although the right-side manipulator sticks during adjustment. The pen holder swivels properly. Metal components show scattered scratches, finish wear, discoloration, and oxidation. The onyx has light surface wear and soiling but no visible chips or cracks. The original \"Genuine Onyx\" label shows wear and surface loss. Green felt underside remains in good condition with light marks and minor soiling.\u003cbr\u003e\n\u003cbr\u003e\n8\" L x 4\" W x 2.5\" H, excluding pen holder\u003cbr\u003e\n\u003cbr\u003e\nMM - C-22356 - 090826\u003c\/p\u003e\n\n\u003cp\u003eFor information regarding shipping, please visit our Terms \u0026amp; Conditions page \u003ca class=\"GeneratedLink\" href=\"https:\/\/industrialartifacts.net\/pages\/shipping\" target=\"_blank\"\u003ehere\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"Industrial Artifacts","offers":[{"title":"Default Title","offer_id":45314867462187,"sku":"C-22356","price":425.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0194\/8170\/files\/4f1854ce-346e-52a7-8b2b-60fe1e627fa9.jpg?v=1788894801","url":"https:\/\/industrialartifacts.net\/products\/mid-century-green-onyx-perpetual-calendar-and-swivel-pen-holder","provider":"Industrial Artifacts","version":"1.0","type":"link"}