{"product_id":"combine-harvester","title":"Combine Harvester","description":"\u003cp\u003e\u003cspan\u003eCombine Harvester is part of the Keystone Formula fountain pen ink line, our traditional dye-colorant ink. The 50mL volume will provide approximately 62 standard converter refills assuming a 0.8mL draw.\u003cspan\u003e Our ink swatch is produced with a cotton swab on Tomoe River paper.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Fountain Pen Ink","offers":[{"title":"50mL Glass Bottle","offer_id":47365907906802,"sku":"PN100760","price":17.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1237\/1088\/files\/Combine_Harvester_618b1440-2624-4f85-bc37-c201a152e00b.jpg?v=1740689474","url":"https:\/\/www.birminghampens.mom\/products\/combine-harvester","provider":"Birmingham Pen Company","version":"1.0","type":"link"}