RA Collection: People and Organisations
Window and Bridge were active from 1864 - 1867, though according to Pritchard, Frederick, Richard Window was active from 1863 to 1872 and was the instigator of the larger cabinet portrait. Window & Grove continued to operate from premises at 63 and 63A Portman Square from 1873 to 1908 and then at 58 Westbourne Grove, W.