This is a moving website featuring letters from soldiers widows.
Thanks for posting that link Josie, Such a moving but sad video.
More interesting letters re WW1
FEMAIL writer discovers family treasure trove from the First World War. Her great uncle Charles Harold Reynolds was eldest of Esther's four sons. He fought at bloody battle of Ypres and killed on 7 August, 1917. Wrote letters to his 'Darling Mother' from the trenches. Grief stricken mum kept letters, photos and medals as last link to first born.
'The food isn't up to much and I long to see you again': Poignant letters between mother and soldier son who died in World War One discovered in chest unseen for 100 YEARS
Also: A letter to his mother from a German Soldier: http://www.teenink.com/fiction/historical_fiction/article/517658/Letters-From-a-German-Soldier-in-WWI-to-his-Mother/
What an interesting project! Thank you for sharing it.