Anchor plate detail

“A Brief History of the Oregon Iron Industry,”

Architectural Heritage Center/Bosco-Milligan Foundation

Beckley Furnace

Cafe Unknown

Lake Oswego Preservation Society

Lake Oswego Public Library Historic Photographs Collection

Oregon Historical Society & Research Library

Oswego Iron Heritage Trail,  City of Lake Oswego

“Oswego Iron Furnace”  Oregon Encyclopedia

Sharon Historical Society

Society for Industrial Archaeology