Postcard of the shop Pacheco, Seita &amp; Cª., showing the two bridges over the Arade River near Portimão, in Portugal, in the 1920s. In the foreground is the road bridge, while the one in the background is for the railway.
Unknown author<span style="display: none;">Unknown author</span>
Marques, Maria da Graça Maia <i>et al</i>. <i>O Algarve da Antiguidade aos Nossos Dias: Elementos para a sua História</i>. Lisboa: Edições Colibri, 1999. 750 p. <a href="//commons.wikimedia.org/wiki/Special:BookSources/972-772-064-1" title="Special:BookSources/972-772-064-1">ISBN 972-772-064-1</a>