Coordinate X: Y: Search

77 80 77 81 77 82 77 83 77 84 77 85 77 86 77 87 77 88 77 89 77 90 77 91 77 92 77 93 77 94 77 95 77 96 77 97 77 98 77 99 78 00 78 01 78 02 78 03 78 04 78 05 78 06 78 07 78 08 78 09 78 10 1979 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964

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