[10] Gilberte married Colonel Maurice Delage,[11] a Companions of Liberation, who served with General Leclerc's "Force L" and established the 13th Engineering Battalion of the 2nd Armored Division.

He was described as a "brilliant but dreamy, excessively artistic cavalry officer who has a tendency towards too much benevolence in his command, which can have serious disadvantages in times of war.

He was described as "an officer of perfect education, of an independent character who has great qualities of composure, courage and willpower, which make him an excellent pilot.

[clarification needed] In 1931, the pair featured in film La Chienne directed by Jean Renoir, for which Courmes was the artistic director and played the role of "The Colonel".

[17] The pair's contribution is most apparent in the film's final sequence, a tracking shot with dialogue between Michel Simon and Alexis Godart on a busy street.

Courmes also recorded the street sounds of La Tête d'un homme for Julien Duvivier (1932, production Vandal et Delac) and those of Hôtel du Nord for Marcel Carné in 1938.