Sir George Cayley Alphonse Penaud Jean Marie Le Bris Clement Adler
Jacques Alexandre Charles Joseph & Ettiene Montgolfier Henri Giffard Jean Pilatre de Rozier
Clement Adler Alphonse Penaud John Stringfellow Jean Marie Le Bris
Long distance airship Electric motor airship Helium Airship Petrol motor airship
Sir George Cayley Alphonse Penaud John Stringfellow Jean Marie Le Bris
Clement Adler Alphonse Penaud John Stringfellow Sir George Cayley