Coordinate X: Y: Search

18 87 0 18 87 1 18 87 2 18 87 3 18 87 4 18 87 5 18 87 6 18 87 7 18 87 8 18 87 9 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 1969 1968 1967 1966 1965 1964 1963 1962 1961 1960 1959 1958 1957 1956 1955 1954

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