Coordinate X: Y: Search

56 27 56 28 56 29 56 30 56 31 56 32 56 33 56 34 56 35 56 36 56 37 56 38 56 39 56 40 56 41 56 42 56 43 56 44 56 45 56 46 56 47 56 48 56 49 56 50 56 51 56 52 56 53 56 54 56 55 56 56 56 57 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964 1963

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