Navigation Road York YO1 9XA The Rowntree Society | Rowntree Wharf - The Rowntree SocietyExplore Rowntree History Rowntree A-Z Rowntree A-Z Rowntree Wharf, consisting of five stories and a nine-storey water tower, is probably York’s best industrial building. Originally one of the largest flour mills in Europe, it was founded by Henry Leetham http://www.rowntreesociety.org.uk/rowntree-wharf/