Looking for Lebon Gaugain Families of Avranches Normandie France

Grandfather Louis Lebon (1892-1962) married Jeanne Gaugain (1894-1976).
His father was Frederic Lebon married to Victorine Laumondays

Grandmother Jeanne Gaugain's father was Gustav Gaugain married to Maria Jamet.

Gustav's father was Charles Gaugain - married to Octavie Bouthreuil

All lived in Avranches Manche Normandie France or Caen, Clavados, Normadie, France