GSGS (Series) ; 3908. Popular ed., war revision 1940. Transverse Mercator projection. "First published by the Director General, at the Ordnance Survey Office, Southampton, 1929, with periodical corrected reprints." "Note :- Some of the islands in the Sound of Harris are inserted from Admiralty Charts." Inset map is "based on the Survey by John Mathieson F.R.S.E., F.R.S.G. (late of H.M. Ordnance Survey). Assisted by A.M. Cockburn B.Sc." Before revisions, published 1933. Stamped, "H.B. Stuart Collection."