Tender notice of the Companhia de Mineração Transtagana (Transtagana Mining Company) for pinewood sleepers, to be used on the construction of a narrow gauge railway between the Aljustrel Mines and Figueirinha Train Station, in the Caminho de Ferro do Sul (Southern Railway), in Portugal. This image was published on the Diario Illustrado newspaper No. 925, of 23rd May 1875, and scanned by the Biblioteca Nacional de Portugal.