Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,485 pages of information and 233,925 images on early companies, their products and the people who designed and built them.
Harper Twelvetrees of 26 City Road, Finsbury Square, London.
1849 Advertisement. Harper Twelvetrees 'Washing Directions'.
1859 Advertisement. Harper Twelvetrees Penny Patent Soap Powder. Patentee: Harper Twelvetrees, The Works, Three Mills Lane, Bromley by Bow.
1888 Rotary Washing Machine