Louis Barthas

Barthas extensively documented his wartime experiences. After the war, he set out to compile these into a series of notebooks, forming a single comprehensive manuscript. He did not think to have them published, and the notebooks were kept in the back of a drawer for the next couple of decades.
His grandson, a teacher at a secondary school in Carcassonne, consigned the notebooks to a colleague history teacher who used them in his curriculum. Word of mouth brought renewed attention to Barthas' manuscript, and in 1978, sixty years after the war, it was published as Provided by Wikipedia