Europeana 1914-1918 is collecting material from across Europe.
Do you have pictures, letters, postcards, souvenirs or other items from 1914-1918 relating to World War One? Do you have a story or anecdote to tell about those involved or affected? Please add it to the online story collection so the world can know about it.
RT @Europeana1914: Could you help #Europeana1914-1918 solve a 12-year-old boy's mystery?