Displaying results 201 of 220 - 256
Date Image Innovation City State Country
1830 Louisville and Portland Canal Locks & Dam Louisville and Portland Canal Locks & Dam Louisville KY USA
1830 Louisville Water Works Louisville Waterworks Louisville KY USA
1829 Carrollton Viaduct Carrollton Viaduct Baltimore MD USA
1829 Chesapeake and Delaware Canal Chesapeake and Delaware Canal New Castle DE USA
1828 Union Canal Tunnel Union Canal Tunnel Lebanon PA USA
1826 Granite Railway Granite Railway Quincy and Milton MA USA
1826 Menai Suspension Bridge Menai Suspension Bridge Isle of Anglesey Wales UK
1826 Conwy Suspension Bridge Conwy Suspension Bridge Conwy North Wales UK
1825 Erie Canal Erie Canal NY USA
1825 Ohio Canal System Ohio Canal System N/A OH USA
1824-1836 Hydraulic-Inclined Plane System of the Morris Canal Hydraulic-Inclined Plane System of the Morris Canal Phillipsburg to Newark Bay NJ USA
1824 Russell Sage Laboratory Rensselaer Polytechnic Institute Troy NY USA
1821 Lowell Waterpower System Lowell Waterpower System Lowell MA USA
1818 Montgomery Bell's Tunnel Montgomery Bell's Tunnel Kingston Springs TN USA
1817 Cranetown Triangulation Site Cranetown Triangulation Site Essex County NJ USA
1814 Craigellachie Bridge Craigellachie Bridge Aberlour Moray UK
1813 United States Military Academy United States Military Academy West Point NY USA
1811-1839 National Road National Road Wheeling WV USA
1810 to 1832 Gota Canal Gota Canal Gothenburg Västra Götaland County Sweden
1807 Portland Observatory Portland Observatory Portland ME USA

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