The collection contains extensive correspondence conducted by Helmut Waszkis with relatives of Moritz Hochschild and former employees of the Moritz Hochschild Group, direct and indirect publications about Moritz Hochschild and his company, as well as documents published by his companies and material about Hochschild and his family
See also: "Waszkis, Helmut: Dr. Moritz (Don Mauricio) Hochschild 1881-1965: The man and His Companies. A German Jewish Mining Entrepreneur in South America. - Frankfurt : Vervuert, 2000."