Coordinate X: Y: Search

72 47 72 48 72 49 72 50 72 51 72 52 72 53 72 54 72 55 72 56 72 57 72 58 72 59 72 60 72 61 72 62 72 63 72 64 72 65 72 66 72 67 72 68 72 69 72 70 72 71 72 72 72 73 72 74 72 75 72 76 72 77 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973

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