Public warning of the Caminhos de Ferro do Estado (State Railways), about the end of the transport of fish between the Porto - São Bento train station and the Linha de Guimarães (Guimarães Railway), in Portugal, under the special tariff P. 4. This image was published on the Gazeta dos Caminhos de Ferro magazine no. 700, of the 16th February 1917, and scanned by the Hemeroteca Municipal de Lisboa.