Catalogs of Spanish colonial stamps
Stamps of Spanish West Africa, Cape Juby, Elobey, Annobon and Corisco, Fernando Poo and Guinea.
Stamps of Ifni, La Agüera, Morocco, Río de Oro, Río Muni, Sahara and Tanger.
Catalogue of colonial stamps of Antilles, Cuba, Philippines, Mariana Islands and Puerto Rico. It also includes Spanish post in Andorra.