Coordinate X: Y: Search

31 90 31 91 31 92 31 93 31 94 31 95 31 96 31 97 31 98 31 99 32 00 32 01 32 02 32 03 32 04 32 05 32 06 32 07 32 08 32 09 32 10 32 11 32 12 32 13 32 14 32 15 32 16 32 17 32 18 32 19 32 20 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