{"product_id":"19773-cyanotype-boston-olmsted-park-trees-1905","title":"[Cyanotype] [Boston] Olmsted Park Trees, 1905","description":"Large format anonymous cyanotype photograph showing a lush pine bank at Olmsted Park in Boston, Massachusetts on June 22, 1905.  Photographer unknown, date and location indicated in light pencil to verso.  In very fine condition, with excellent blue tonality and preservation.  7.25 x 9.25 inches (18.4 x 23.5 cm.).\u003cbr style=\"\"\u003e\u003cbr\u003e\u003cdiv\u003e\"The cyanotype process uses a mixture of iron compounds, which when exposed to UV light and washed in water oxidize to create Prussian Blue images.  The technique was invented in 1841 by Sir John Herschel and was popularized by photographer and botanist Anna Atkins.  Her book \u003ci\u003ePhotographs of British Algae: Cyanotype Impressions\u003c\/i\u003e, published in October 1843, is considered the first photographically illustrated book.\"  (Parallax Photographic Coop)\u003cbr style=\"\"\u003e\n\u003c\/div\u003e","brand":"Schubertiade Music and Arts","offers":[{"title":"Default Title","offer_id":46093727170719,"sku":"19773","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0512\/4826\/7423\/files\/19773_Olmsted_Park_Trees_Cyanotype.jpg?v=1722189937","url":"https:\/\/www.schubertiademusic.com\/products\/19773-cyanotype-boston-olmsted-park-trees-1905","provider":"Schubertiade Music and Arts","version":"1.0","type":"link"}