Coordinate X: Y: Search

55 17 55 18 55 19 55 20 55 21 55 22 55 23 55 24 55 25 55 26 55 27 55 28 55 29 55 30 55 31 55 32 55 33 55 34 55 35 55 36 55 37 55 38 55 39 55 40 55 41 55 42 55 43 55 44 55 45 55 46 55 47 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