Title: Verre-kijcker, ofte, Secrete Fransch-Engelsch-Hollandtsche Instructie ghegheven aen Fredericus de Vyfde, Paltz-grave aen den Rhijn ende Keurvorst
Subjects: Thirty Years' War, 1618-1648, Campaigns
Places: Czech Republic, Bohemia
People: Gábor Bethlen Prince of Transylvania (1580-1629), Frederick I King of Bohemia (1596-1632), Frederick V King of Bohemia (1596-1632)