PH2000:0250
architecture, engineering
August 1943
architecture, engineering
PH2000:0253
architecture, engineering
July 1945
architecture, engineering
PH2000:0263
architecture, engineering
May 1948
architecture, engineering
PH2000:0264
architecture, engineering
17 May 1948 or before
architecture, engineering
PH2000:0267
architecture, engineering
May 1948
architecture, engineering
PH2000:0268
architecture, engineering
May 1948
architecture, engineering
PH2000:0269
architecture, engineering
May 1948
architecture, engineering
PH2000:0270
architecture, engineering
May 1948
architecture, engineering
PH2000:0275
architecture, engineering
February 1949
architecture, engineering
PH2000:0276
architecture, engineering
February 1949
architecture, engineering