Coordinate X: Y: Search

18 88 0 18 88 1 18 88 2 18 88 3 18 88 4 18 88 5 18 88 6 18 88 7 18 88 8 18 88 9 18 89 0 18 89 1 18 89 2 18 89 3 18 89 4 18 89 5 18 89 6 18 89 7 18 89 8 18 89 9 18 90 0 18 90 1 18 90 2 18 90 3 18 90 4 18 90 5 18 90 6 18 90 7 18 90 8 18 90 9 18 91 0 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