Coordinate X: Y: Search

18 76 0 18 76 1 18 76 2 18 76 3 18 76 4 18 76 5 18 76 6 18 76 7 18 76 8 18 76 9 18 77 0 18 77 1 18 77 2 18 77 3 18 77 4 18 77 5 18 77 6 18 77 7 18 77 8 18 77 9 18 78 0 18 78 1 18 78 2 18 78 3 18 78 4 18 78 5 18 78 6 18 78 7 18 78 8 18 78 9 18 79 0 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974

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