Coordinate X: Y: Search

55 47 55 48 55 49 55 50 55 51 55 52 55 53 55 54 55 55 55 56 55 57 55 58 55 59 55 60 55 61 55 62 55 63 55 64 55 65 55 66 55 67 55 68 55 69 55 70 55 71 55 72 55 73 55 74 55 75 55 76 55 77 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