World War, 1914-1918--Propaganda 4 Hitler, Adolf, 1889-1945--Caricatures and cartoons 2 National security--1939-1945--United States--Posters--Specimens 2 Patriotism--United States--Posters--Specimens 2 Savings bonds--United States--Posters--Specimens 2 United States--Office of War Information--Division of Public Inquiries 2 War posters, American--1939-1945--Specimens 2 more ... World War, 1939-1945--Economic aspects--United States--Posters--Specimens 2 World War, 1939-1945--Food supply--United States--Posters--Specimens 2 World War, 1939-1945--Participation, Civilian--United States--Poster--Specimens 2 World War, 1939-1945--Propaganda--Posters--Specimens 2 World War, 1939-1945--Social aspects--United States--Posters--Specimens 2 World War, 1939-1945--United States--Posters--Specimens 2 World War, 1939-1945--War work--United States--Posters--Specimens 2 Aeronautics, Commercial--Law and legislation--United States 1 Airports--Pennsylvania 1 Ambassadors--United States 1 Ambassadors’ spouses 1 Ancient Arabic Order of the Nobles of the Mystic Shrine for North America 1 Armories--Pennsylvania 1 Brinton, Clarence C 1 Democratic Party (U.S.) 1 Diplomatic and consular service, American 1 Foreign Relations--United States--Europe--1935-1944 1 Governments in exile 1 Liberty Loan campaigns--World War I--campaigns 1 Mussolini, Benito, 1883-1945--Caricatures and cartoons 1 Nazi propaganda--Poland 1 Poland--Foreign relations--United States--Sources 1 Tojo, Hideki, 1884-1948--Caricatures and cartoons 1 Uncle Sam (Symbolic character)--Posters--Specimens 1 United States Army 1 United States--Foreign relations--Poland--Sources 1 United States--Foreign relations--Spain--Sources 1 United States--History--Cold War 1 War posters, American--1914-1918--Specimens 1 Women's Land Army of America 1 World War I. 1 World War II 1 World War II, 1939-1945--Diplomatic Service 1 less ...