Mount Pleasant Grist Mill, Warwick Furnace & County Park Roads, Saint Peters, Chester County, PA

Significance: Christopher Knauer had his Mount Pleasant Grist Mill built along the South Branch of French Creek ca. 1805 as a replacement to an earlier mill built by Henry Hockley in the 1730s. Knauer's impressive stone structure was twice the size of Hockley's and later made so that the miller could operate the hydraulic controls and machinery and also monitor grain movement from the first floor. Along with this consolidation of control, the first floor was subsequently built on one continuous elevation, since travel to the basement to adjust the machines was reduced...
Survey number: HAER PA-104
Building/structure dates: ca. 1805 Initial Construction
Building/structure dates: 1928 Subsequent Work
Building/structure dates: 1965 Subsequent Work