Coordinate X: Y: Search

72 00 72 01 72 02 72 03 72 04 72 05 72 06 72 07 72 08 72 09 72 10 72 11 72 12 72 13 72 14 72 15 72 16 72 17 72 18 72 19 72 20 72 21 72 22 72 23 72 24 72 25 72 26 72 27 72 28 72 29 72 30 1939 1938 1937 1936 1935 1934 1933 1932 1931 1930 1929 1928 1927 1926 1925 1924

= Free Coordinate    = Occupied(Single Region)     = Occupied (Var Region)     = Center of the grid