Here is a page about the song and the author with the basic tune sheet music. He tells the story " Some years ago, an employee of Limoise town (Allier, in the Massif Central) was busy to move sepultures and found a body buried with a bagpipe by his side. It's hard for me to tell how many thoughts and emotions it caused in my head. This tune was composed at that moment with the deliberate intention to make people weep in major (major mode)."