Colonel William Henry Foster DL JP was a British businessman and Conservative Party politician, who owned the Black Dyke Mills in the West Riding of Yorkshire and lived in Hornby Castle in Lancashire.
Photograph of Foster, 1895
Hornby Castle, Foster's home in Lancashire, as pictured in Morris's Country Seats (1880)
Black Dyke Mills, Foster's business in Queensbury, pictured in 2007
Hornby Castle in 2007