Browse Items (15 total) Browse All Browse by Tag Search Items Browse Map Tags: Energy Sort by: Title Creator Date Added Michigan Oil and Gas News Report on Pigeon River Discovery Michigan Oil and Gas News Norm Lyon Article on Pigeon River developments Norm Lyon 21 September 1976 Norm Lyon Article on Latest from Lansing about Pigeon River Norm Lyon 21 September 1976 Map of the Pigeon River Michigan DNR 9 April 1973 Leonard Refineries Leonard Refineries 8 September 1952 Mid-West Refineries Inc Leonard Refineries 20 January 1952 Oil Transport Truck Leonard Refineries 29 July 1952 Leonard Oil Refinery Leonard Refineries 3 September 1952 GENERAL VIEW NORTH OF HEADGATES TO POWER CANAL, FROM RAILROAD BRIDGE Jet Lowe, Photographer. 1978 CONSTRUCTING THE LOADING BRIDGE ON THE NORTH SIDE OF THE POWER HOUSE, JULY 16, 1917 Historic American Engineering Record 1978 REAR VIEW OF A LINE-UP OF HORRY FURNACES AT SAULT STE. MARIE Historic American Engineering Record 1978 EAST FACADE OF POWERHOUSE BUILDING Historic American Engineering Record 1968 Map of Enbridge Line 5 Inside Climate News 2017 Northern Michigan Pipelines Tip of the Mitt Watershed Council 2014 Edison Sault Electric Company Rehabilitation of Hydro Canal - Phase II Luedtke Engineering Company (Frankfort, Mich.) 1994 Output Formats atom, dcmes-xml, json, omeka-xml, rss2