Derrotero de las costas de España en el Océano Atlántico, y de las Islas Azores ó Terceras, para inteligencia y uso de las cartas esféricas presentadas al Rey ... por ... Don Antonio Valdés ... /

Mode of access: Internet.

Vignaud pamphlets. Azores.

Archivo des Acores.--F.A. Chaves. Os Acores num atlas manuscrito.--M.F. Fougué. Voyage géologique aux Acores.--S. Ruge. Valentin Ferdinands beschreibung der Azoren.

The Azores; special strategic map.

Mode of access: Internet.

Among the Azores.

Mode of access: Internet.

The Azores, Madeira, Canaries, and Cape Verde islands, and Africa from cape Spartel to cape Palmas.

Cover-title:: North Atlantic islands and Africa from cape Spartel to cape Palmas.

A winter in the Azores; and a summer at the baths of the Furnas,

Mode of access: Internet.

A voyage to the gardens of the Hesperides : being a series of letters written while on a voyage to the Azores, Portugal and Spain in the year 1895.

Introd. by Osborn R. Lamb.

Plants, seeds, and currents in the West Indies and Azores; the results of investigations carried out in those regions between 1906 and 1914,

Mode of access: Internet.