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Preston-Shaffer Milling Company

Status: Lost

Year Listed: 2005

Location: Walla Walla County

Constructed in 1865, the Preston-Shaffer Milling Company or Wait’s Mill operated continuously for 92 years until it closed in 1957. The historic town of Waitsburg owes its existence to the mill, one of the oldest operating mills west of the Mississippi at the time of its closure.