Rodolph de Salis' steam boat Dragonfly in Wansford Lock, River Nene, summer 1897.
Taken on de Salis' tour compiling Bradshaw's Canals and Navigable Rivers of England. According to Canal & River Craft in Pictures by Hugh McKnight, this was built by G. Davis of Abingdon, 59ft long, 6ft 8in beam, draught 2ft 6in, launched 23.4.1895. Image may be reversed