Coordinate X: Y: Search

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