Owen, Tim and Pilbeam, Elaine. (1992). Ordnance Survey; Map Makers to Britain since 1791. Southampton: Ordnance Survey, first edition, 196pp.
Owen, Tim and Pilbeam, Elaine. (1992). Ordnance Survey; Map Makers to Britain since 1791. Southampton: Ordnance Survey, first edition, 196pp. Paperback, A4 format, in nearly new condition.