LONDON. Shares of £10. B/S Cat. 580 B. black. No 68. Folds and a little faint staining. Formed in Britain to build a railway from Sao Martinho to Guimaraes, serving the mountain country of northern Portugal. It went bankrupt in 1879 and replaced by the Co. do Caminho de Ferro de Guimaraes - a Portuguese company. Extremely rare.