Person ? D. N. Heineman
- From 1933-01-01 to 1933-12-31, Administrateur of MEXICO TRAMWAYS COMPANY
- From 1940-01-01 to 1940-12-31, Administrateur of MEXICO TRAMWAYS COMPANY
- From 1940-01-01 to 1953-12-31, Administrateur of COMPAGNIE BARCELONAISE DE TRACTION (The Barcelona Traction, Light and Power Co Ld.)