Street, Preston Photograph of a Gregson and Monk power loom Photograph of James Gregson's Highgate Park mansion, Preston in 1900 Photograph of a grate, cast by Vulcan Iron Works San Francisco Finding Aid for Vulcan Iron Works collection at Hagley Library Industrial machine manufacturers History of Worcester, England Foundries in the United States Defunct locomotive manufacturers of the United States Ironworks and steel mills in the United States Industrial buildings in England Foundries in the United Kingdom Buildings and structures destroyed in the 1906 San Francisco earthquake