Coordinate X: Y: Search

61 20 0 61 20 1 61 20 2 61 20 3 61 20 4 61 20 5 61 20 6 61 20 7 61 20 8 61 20 9 61 21 0 61 21 1 61 21 2 61 21 3 61 21 4 61 21 5 61 21 6 61 21 7 61 21 8 61 21 9 61 22 0 61 22 1 61 22 2 61 22 3 61 22 4 61 22 5 61 22 6 61 22 7 61 22 8 61 22 9 61 23 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