GSGS (Series); 4461. 1st ed. "Grid provisional". "Reproduced under the Superintendence of Vice-Admiral Sir John Edgell, K.B.E., C.B., F.R.S., Hydrographer." "Copied from Norwegian Automobilkart 1936, with I.S.T.D. road revision up to August 1943." Lambert conical orthomorphic projection.
GSGS (Series); 4461. 1st ed. "Grid provisional". "Reproduced under the Superintendence of Vice-Admiral Sir John Edgell, K.B.E., C.B., F.R.S., Hydrographer." "Copied from Norwegian Automobilkart dated 1935 with I.S.T.D. road revision up to August 1943." Lambert conical orthomorphic projection.
GSGS (Series); 4461. 1st ed. "Reproduced under the Superintendence of Vice-Admiral Sir John Edgell, K.B.E., C.B., F.R.S., Hydrographer." "Copied from Norwegian Automobilkart dated 1938, with I.S.T.D. road revision up to August 1943." Lambert conical orthomorphic projection.
GSGS (Series); 4461. 1st ed. "Grid provisional". "Reproduced under the Superintendence of Vice-Admiral Sir John Edgell, K.B.E., C.B., F.R.S., Hydrographer." "Copied from Norwegian Automobilkart dated 1936 with I.S.T.D. road revision up to August 1943." Lambert conical orthomorphic projection.