Fairmount Water Works, about 1860
Charles Spencer & Co., Leicester Knitting Mills, Germantown, Philadelphia
Engine House, Belmont Works
New Mill House at Fairmount
Typical house drainage
Water Works Standpipe, 1853
Henry Disston & Sons Keystone Saw Works
Baldwin Locomotive Works
William Wood & Co., Manufacturer of Cotton and Woollen Goods, Philadelphia, PA