5 books • 2 series
Book #6: I Volontari Stranieri e le Brigate Internazionali in Spagna (1936-39)
Book #6: Voluntarios extranjeros y Brigadas Internacionales de la Guerra Civil (1936-39)
Book #20: L'esercito imperiale al tempo del principe Eugenio di Savoia (1690 - 1720), parte II
Book #27: Der lange Türkenkrieg (1593 - 1606) vol. II
Book #6: Foreign Volunteers and International Brigades in the Spanish Civil War (1936-39)
Book #24: Der Lange Turkenkrieg (1593-1606)