John & James Dobson Carpet Mill (West Parcel), Building No. 5, 4041-4055 Ridge Avenue, Philadelphia, Philadelphia County, PA
Significance: Built in 1880 to house additional specialized functions for the Brussels Carpet Mill. It reflects the characteristic rubblestone mill architecture of the complex and it documents the continued prosperity and expansion of the Dobsons' Mill.
Survey number: HABS PA-5383-E
Building/structure dates: 1880 Initial Construction