First day covers with both the birth of Rhodes set (SG54-58) and Rhodes Centenary Exhibition stamp (SG59)

First day covers with both the birth of Rhodes set (SG54-58) and Rhodes Centenary Exhibition stamp (SG59).  Two registered covers (on Elizabeth II coronation covers) to Johannesburg and Donkerpoort, cancelled at Livingstone on 30 May 1953.  The third cover addressed to Johannesburg and cancelled at Ndola on same date with Central African Rhodes Centenary Exhibition 1953 label.