TITLE SEVEN - Zoning Districts
         Chap. 1923.   Districts and Maps.
         Chap. 1925.   R-1 One-Family Residence Districts.
         Chap. 1927.   R-2 One and Two-Family Residence Districts.
         Chap. 1929.   R-3 One to Six-Family Residence Districts.
         Chap. 1931.   R-4 Multi-Family Residence Districts.
         Chap. 1933.   B-P Professional Office Districts.
         Chap. 1935.   B-1 Local Retail Business Districts.
         Chap. 1937.   B-2 General Business Districts.
         Chap. 1938.   B-2A Automotive Business District.
         Chap. 1939.   M-U Mixed-Use District.
         Chap. 1941.   I-1 Industrial Districts.
         Chap. 1942.   I-2 Industrial Districts.
         Chap. 1943.   H-1 Historical Overlay Districts.
         Chap. 1944.   H-D Historic Downtown.
         Chap. 1945.   PRD Planned Residential Developments.