Overview The Lambiotte Family/Francis Poulenc archive contains materials that document Poulenc's life and career during his long friendship with the Lambiotte family, a Belgian family with close ties of friendship to the composer. The collection includes autograph musical manuscripts, signed and inscribed printed musical scores, letters, photographs, publications, and ephemera. Dates for the collection range from 1920 to 1994, with bulk dates from 1920 to 1963.