{"product_id":"c-1909-canada-photo-postcard-city-of-cobalt-silver-mine-cobalt-on","title":"c.1909 Canada photo postcard City of Cobalt Silver Mine, Cobalt ON","description":"\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003eRPPC photo postcard  of the mining city of Cobalt in Northern Ontario during its Silver Rush years.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003e\u003c!--StartFragment --\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eView of an early silver‑cobalt mining complex in the Cobalt Mining Camp. Image shows a tall timber headframe, boiler house with dual smokestacks, surface plant buildings, waste rock piles, and horse‑drawn wagons in the foreground. The printed caption “City of Cobalt Mine, Cobalt, Ont.” reflects a generic publisher’s designation rather than an official mine name.  Possibly McKinley‑Darragh Mine ca. 1906–1909. \u003c\/strong\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003e\u003c!--EndFragment --\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003eOn back ‘\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003ePHOTO BY McLEAN , HAILEYBURY, ONT’  \u003c!--StartFragment --\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003eJ. W. (John William) McLean, one of the earliest and most active photographers in the Temiskaming \/ Cobalt \/ Haileybury region during the silver boom (1905–1915).\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003e\u003c!--EndFragment --\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003e'AZO' photographic paper dates it to 1908-1911.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cem\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003eThe Cobalt Silver Boom (1903–1911)\u003c\/span\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cem\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003e The camp emerged after the 1903 discovery of native silver by McKinley and Darragh near Long (Cobalt) Lake. \u003c\/span\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003eBy 1908, Cobalt was the world’s largest producer of silver, and cobalt was recovered as a by\u003c\/span\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Cambria Math',serif; mso-bidi-font-family: 'Cambria Math';\"\u003e‑\u003c\/span\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003eproduct. \u003c\/span\u003e\u003cspan style=\"font-size: 11.0pt; font-family: 'Calibri',sans-serif; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin;\"\u003eAt its peak, the district supported 100 operating mines and 18 mills, producing 31.5 million ounces of silver in 1911.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"Chadbourne Antiques \u0026 Collectibles","offers":[{"title":"Default Title","offer_id":50198656385270,"sku":"CA-5842","price":40.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0947\/7290\/files\/IMG_4332rszTXT.jpg?v=1775015296","url":"https:\/\/chadbourneantique.com\/products\/c-1909-canada-photo-postcard-city-of-cobalt-silver-mine-cobalt-on","provider":"Chadbourne Antiques \u0026 Collectibles","version":"1.0","type":"link"}