According to Gillian Jones Lancashire professional photographers 1840-1940 Robert Hammond was at 23 Barnes St Clayton le Moors from 1872-6. There are other listings for the name Robert Hammond: Newchurch Rd Bacup 1870-1882, 105/107 Market St, Bacup 1887-98, same address for Robert Hammond and son in 1891. Also at Market Grounds Barrow in Furness in 1876. There are further addresses and dates for a William Hammond who might possibly be the son mentioned above. claytonbradley