GSGS (Series) ; 4363. First ed. "Copied from Russian 1:100,000, originals dated 1936. Photolithographed by O.S. 1942." "Russian grid, Belt 6" and "North European zone 1" grid, with transverse Mercator projection and Lambert conical orthomorphic projection respectively.
GSGS (Series) ; 4363. First ed. "Copied from Russian 1:100,000, originals dated 1934-36. Photolithographed by O.S. 1942." "Russian grid, Belt 6" and "North European zone 1" grid, with transverse Mercator projection and Lambert conical orthomorphic projection respectively.
GSGS (Series) ; 4363. First ed. "Copied from Russian 1:100,000, originals dated 1929-35. Photolithographed by O.S. 1942." "Russian grid, Belt 6" and "North European zone 1" grid, with transverse Mercator projection and Lambert conical orthomorphic projection respectively.
GSGS (Series) ; 4363. First ed. "Copied from Russian 1:100,000, originals dated 1925-35. Photolithographed by O.S. 1942." "Russian grid, Belt 6" and "North European zone 1" grid, with transverse Mercator projection and Lambert conical orthomorphic projection respectively.