Medieval Town Walls: An Archaeology And Social History Of Urban DefenceOLIVER CREIGHTON, Robert Higham · First published 2005Open the Tome
Security and defence in south-west England before 1800Robert Higham · First published 1987Open the Tome
Impact of Communications Technologies on Demand for Printing and Writing PapersRobert R. A. Higham · First published 1980Open the Tome
Impact of Product Substitution and New Technologies on the Pulp, Paper and Board IndustryRobert R. A. Higham · First published 1977Open the Tome
