It shows the western boundary of the 1906 fire. The yellow stippled areas are the first phase of Redevelopment. The pink blocks with the number 2 are the second, later phase of Redevelopment. The blocks outlined with a heavy black and date in them, are public housing projects in the areas and the date in which they were built. The blocks around Alamo Square with the letter F in them is the FACE (Federally Assisted Code Enforcement) project that came after Redevelopment ended.