Constitutional position of the Dominions: General Smuts' memorandum, 1926 Unit ID: 33. AJCP Reel No: 6811 Date: 1926
Constitutional relations: constitutional position of ambassadors, representation of Canada by U.K. ambassadors Unit ID: 539/C. 77/1. AJCP Reel No: 5377
Constitutional relations of the Empire: correspondence and papers, 1927 Unit ID: 15/109. AJCP Reel No: 5995 Date: 1927
Constitutional relations of the Empire: correspondence and papers, 1928-1929 Unit ID: 22/114. AJCP Reel No: 5996 Date: 1928/1929
Constitutional relations of the Empire: correspondence and papers, 1934 Unit ID: 52/145. AJCP Reel No: 6002 Date: 1934
Constitutional relations of the Empire: correspondence and papers relating to the Statute of Westminster, 1930-1931 Unit ID: 33/124 (Part II). AJCP Reel No: 5998 Date: 1930/1931
Constitutional relations of the Empire (including defence): correspondence and papers, 1930-1931 Unit ID: 32/124 (Part I). AJCP Reel No: 5998 Date: 1930/1931
Constitutional relations of the Empire (including defence): correspondence and papers, 1932 Unit ID: 41/133. AJCP Reel No: 6000 Date: 1932
Constitutional relations of the Empire (including defence): correspondence and papers, 1933 Unit ID: 49/142. AJCP Reel No: 6001 Date: 1933