Henri de La Vaulx was a French aviator and aeronautical engineer, born on April 15, 1881. He is best known for his contributions to the development of airships and lighter-than-air flight. La Vaulx was a pioneer in the field, participating in various ballooning expeditions and competitions throughout his career. In addition to his work in aviation, La Vaulx was also an accomplished writer and a member of the Aéro-Club de France. He played a significant role in promoting aviation and was involved in the early days of aviation history, helping to inspire future generations of aviators and engineers.