{"version": "1.0", "type": "rich", "title": "Map of the United States showing Routes of Principal Explorers from 1501 to 1844. Engraved and printed by the U.S. Geological...", "author_name": "kontextmaschine", "author_url": "https://kontextmaschine.com", "provider_name": "kontextmaschine", "provider_url": "https://kontextmaschine.com", "url": "https://kontextmaschine.com/post/139625970108/", "html": "<p><a href=\"http://mapsontheweb.zoom-maps.com/post/139608770348/map-of-the-united-states-showing-routes-of\" class=\"tumblr_blog\" target=\"_blank\">mapsontheweb</a>:</p>\n\n<blockquote><p>Map of the United States showing Routes of Principal Explorers from 1501 to 1844. Engraved and printed by the U.S. Geological Survey, 1907.</p>\n<p><a href=\"http://zoom-maps.com/page/us-old-maps\" target=\"_blank\">More old maps of the US &gt;&gt;</a></p> <p><a href=\"http://mapsontheweb.zoom-maps.com/post/139608770348/map-of-the-united-states-showing-routes-of\" class=\"tmblr-truncated-link read_more\" target=\"_blank\">Keep reading</a></p></blockquote>\n<img src=\"/media/tumblr_o2oghbz09f1rasnq9o1_1280_0611c5b62e3e.jpg\" />", "thumbnail_url": "https://kontextmaschine.com/media/tumblr_o2oghbz09f1rasnq9o1_1280_0611c5b62e3e.jpg", "thumbnail_width": 1280, "thumbnail_height": 869}