Elmwood (Sault Ste. Marie, Michigan) Elmwood to Charles T. Harvey, who supervised the construction of the first Soo Locks while living in the house. Sault Ste. Marie merchant and businessman Peter Barbeau purchased the building in 1874 when the government sold it. Around the 1880s, substantial Queen Anne-style alterations were done to the building, diminishing the "classical elegance" of the original design. Around 1900, the building, along with a swath of the surrounding shoreline, was sold to the Michigan Lake Superior Power Company. It was used as an office building, then lay vacant for decades wnile owned by Union Carbide. It was used in the
Sault Ste. Marie, Michigan from in January to in July. On average, only two out of every five years reaches , while there are 85.5 days annually where the high remains at or below freezing and 26.5 nights with a low of or colder. Average monthly precipitation is lowest in February, and highest in September and October. This autumn maximum in precipitation, unusual for humid continental climates, owes to this area's Great Lakes location. From May through July (usually the year's wettest months in most of the upper Midwestern United States, away from large bodies of water), the lake waters surrounding Sault Ste. Marie