OWEN, John & Emanuel BOWEN. Britannia Depicta or Ogilby Improv'd, London: Thomas Bowles, 1736, 4°, fourth edition, engraved title, 4 leaves of "Table" and 273 road maps (a few shaved or with small sections of blank margin torn away), contemporary calf (covers detached). Provenance: Hugh Walpole (bookplate). [Chubb p. 124]