Spain, 'Remember the Anger of Italy!', World War I Military Propaganda (Image)

1915 Catalonia, Spain, '9th Gathering Of The Sardana', Non-Postal Stamp (Image)

1917 Catalonia, Spain, 'Pro Allies Committee', Non-Postal Stamps (Image)

1917 Catalonia, Spain, Nationalist Town Gathering, Revenue (Image)

1919 La Victoria, Spain, 'Wilson Entente. Justice, Law, Freedom', Non-Postal Stamps (Variety of Color) (Image)

1921 5c Seville, Spain, 'War Wounded', Non-Postal Stamps (Image)

1965 Spain, 'Spanish Peace Movement. 350th Anniversary of Don Quixote', Non-Postal Stamp (Corner Margin) (Image)

1914 Spain, Strike Relief Fund, Full Sheet, Non-Postal Stamps (Corner Margins) (Image)

1916 Barcelona, Spain, War Stamps Exhibition, Full Sheet, Non-Postal Stamps (Corner Margins) (Image)

1916 Barcelona, Spain, War Stamps Exhibition, Full Sheet, Non-Postal Stamps (Image)

1916 Barcelona, Spain, War Stamps Exhibition, Full Sheet, Non-Postal Stamps (Corner Margins) (Image)

Spain, 'Royal Family', Non-Postal Stamp (Image)