Coordinate X: Y: Search

37 07 37 08 37 09 37 10 37 11 37 12 37 13 37 14 37 15 37 16 37 17 37 18 37 19 37 20 37 21 37 22 37 23 37 24 37 25 37 26 37 27 37 28 37 29 37 30 37 31 37 32 37 33 37 34 37 35 37 36 37 37 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