Directors: this archive contains, for 9 benchmark years (1911, 1913, 1921, 1927, 1936, 1952, 1960, 1972 and 1983), the composition of board of directors and board of syndics. It comprises the name, the qualification and the position held within the two boards: the board of directors, which is the executive body of the company, and the board of syndics, that has the duty to exercise control and supervision over the management of the company directorate.