[Four people standing in a window, looking in the distance during Queen Wilhelmina's visit, Brussels]

[French military air school, pilot and instructor in a field, Salon-de-Provence Air Base, France]

[French military air school, group of students gazing at the sky, shading their eyes, Salon-de-Provence Air Base, France]

[French military air school, group of students gazing in the sky, shading their eyes, Salon-de-Provence Air Base, France]

[French military air school, group of studets in a field, Salon-de-Provence Air Base, France]

[French military air school, pilot and instructor in a field, Salon-de-Provence Air Base, France]

[French military air school, plane in sky, Salon-de-Provence Air Base, France]

[French military air school, plane about to land, Salon-de-Provence Air Base, France]