{"product_id":"vintage-1970s-solar-power-crookes-radiometer","title":"Vintage 1970s Solar Power Crookes Radiometer","description":"\u003cp\u003e\u003cspan\u003eBring a little sunshine to your shelf. This authentic vintage solar radiometer features four diamond vanes (two black, two mirrored silver) suspended in a hand-blown glass bulb on its original cream pedestal base with a cheerful smiling sun and \"SOLAR POWER\" text.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlace it in direct sunlight or under a bright incandescent lamp and watch it spin — no batteries, no cords, just physics doing its thing. The stronger the light, the faster it goes. Perfect for a windowsill, desk, science teacher gift, or that mid-century curiosity cabinet you're building.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFrom the era when science toys were made to last, this one has the wonderful patina and slightly yellowed base that collectors love. Works beautifully — spins readily in sun.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDetails:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e•\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e  \u003c\/span\u003eEra: circa 1970s novelty science toy\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e•\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e  \u003c\/span\u003eMaterial: borosilicate glass bulb, metal vanes, plastic pedestal base\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e•\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e  \u003c\/span\u003eFunction: spins in sunlight and incandescent light, stops in LED\/low heat light\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e•\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e  \u003c\/span\u003eCondition: vintage good\u003c\/span\u003e\u003c\/p\u003e","brand":"Blackbird Vintage Finds","offers":[{"title":"Default Title","offer_id":48982161686779,"sku":"VINT4779","price":89.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0362\/9645\/8379\/files\/FullSizeRender_d9149f57-90a4-4f5e-b451-ee9a9034e2ab.heic?v=1781556626","url":"https:\/\/www.blackbirdvintage.com\/products\/vintage-1970s-solar-power-crookes-radiometer","provider":"Blackbird Vintage Finds","version":"1.0","type":"link"}