The Great Sacrifice — British World War One poster

The Fallen — Austrian poster

German World War One poster

A Happy New Year to our gallant soldiers! – British World War One poster

The Great European War — Russian World War One poster

The Veteran's Farewell — British World War One poster

Your Liberty Bond will help stop this – US World War One poster

The Crusaders — Australian World War One poster

Subscribe to the Sixth War Loan — Austrian World War One poster

Blood donors are needed urgently to save lives – British World War Two poster

For the glory of Ireland — Irish World War One poster

Knights of Columbus — American World War One poster

Can you any longer resist the call? – Irish World War One poster