The author of the book ‘The Invention of the Aeroplane 1799-1909’was
A. K.S. Raman
B. Sir George Cayley
C. Orville Wright
D. Charles H. Gibbs Smith.
Answer:D
The author of the book ‘The Invention of the Aeroplane 1799-1909’was
A. K.S. Raman B. Sir George Cayley C. Orville Wright D. Charles H. Gibbs Smith.