Balloons, Airships, and Flying Machines by Gertrude Bacon presents an account of the evolution of aviation from the first balloons to the inventions of the early 20th century. It's a well-planned and incredibly written narrative of ballooning and early aviation, which makes it easily understandable for any reader. Gertrude Bacon (1874 - 1949) was an aeronautical pioneer. She accomplished a significant number of "firsts" for women in aviation. Gertrude promoted aeronautics through her writing and encouraged commercial and popular flying as fields for women. Content includes: The Origin of...