Correspondence between J.C.A.L. Colenbrander and the Marquis del Moral, who started work on a biography of J.W. Colenbrander in 1950. Includes research notes by J.C.A.L. Colenbrander and some letters from the Marquis to Miss Ledeboer, daughter of Anna, the favourite sister of J.W. Colenbrander. The final item in the folder is a list of the papers accumulated by the Marquis for the biography, which had been deposited in the Central African Archives, Salisbury, Rhodesia [now the National Archives of Zimbabwe, Harare].