Posts Tagged: "Robert Harvey Oshatz"

Wilkinson Residence | Treehouse Mansion in Portland

Robert Harvey Oshatz is the creator of the Wilkinson Residence, a place that can safely assume the title of being a treehouse mansion in a very demanding competition, even though it was created almost a decade ago. The Wilkinson Residence is placed in Portland, Oregon, USA and the entire area of the site covers 23,680 …

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