Comprises: Photograph of an unidentified formal dinner group including WH Perkin, n.d. [c.1914] Miscellaneous photographs comprising architect's drawing of the proposed laboratory by Paul Waterhouse, n.d. (c.1913); WH Perkin in his laboratory n.d. (c.1916); and a party held for the retirement of HW Giles, Principal Technician, 1977, c.1914-1977 Photographs of the...