All universal copyrights for the works of B. Traven are owned by © Maria Eugenia Montes de Oca Luján and Irene Pomar Montes de Oca.

All personal belongings, manuscripts, photographs and their negatives; all copyrights of the literary works and photographs by the author B. Traven, who wrote in different periods of his life under the names of Ret Marut, Hal Croves and Traven Torsvan Croves, also known as Bruno Traven, among others, are owned by Maria Eugenia Montes de Oca Luján and Irene Pomar Montes de Oca, referred to as the B. Traven Estate.