Train of the Caminho de Ferro Mineiro do Lena (Lena Mining Railway) at the Corredoura train station, transporting students of the Instituto Industrial do Porto to a visit to the Bezerra Mine, in Portugal.
This image is part of the collection of the Museum of the Instituto Superior de Engenharia do Porto, and was taken from the article "Couto Mineiro do Lena: uma história de estratégia empresarial (1925-1956)", by José Manuel Brandão and Maria de Fátima Nunes, published in the Revista Portuguesa de História No. 45, of 2014.
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<a rel="nofollow" class="external free" href="https://digitalis-dsp.uc.pt/bitstream/10316.2/35366/1/RPH45_artigo9.pdf">https://digitalis-dsp.uc.pt/bitstream/10316.2/35366/1/RPH45_artigo9.pdf</a>