Mexican limited company, incorporated in 1910 as a transformation of the Company "La Blanca, La Cosquilla y San Pablo", founded in 1877. The purpose of the company is to operate the mines of La Blanca in the mining region of Pachuca, and the mines of La Cosquilla and San Pablo.

Headquarters: Pachuca, State of Hidalgo (United Mexican States).

The Board of Directors is made up of 5 full members and 5 alternates, appointed for 7 years, owners of 50 shares, some of whose signatures appear on the title: MM. G. de Landa y Escandon, F. Hernandez, G.Brockmann, G. Rule, F. Main, Morcom, Honey, H. Scherer, J. Simon, M. Guarza-Guerra.

Uncancelled, with attached coupons sheet.

Size: 20x26 cm