PDF Books in Aeronautics 1a3tz
Anonymous 251y6j
The story of the Wright brothers is an inspiring narrative of success. Wilbur and Orville combined to a rare degree the searching intelligence of the scientist, the ability to visualize of the inventor, and the practical craftsmanship of the builder. In addition they had great personal courage.The Wright brothers were by no means the first who soug.. 17386w
Glenn Curtiss r2420
The time has come when the world is going to need a new type of men–almost a new race. These are the Flying Men. The great dream of centuries has come true, and man now has the key to the sky. Every great invention which affects the habits and customs of a people brings about changes in the people themselves. How great, then, must be the changes to..
H. L. Barber 30n6s
This book, the “Story of the Automobile,” shows the struggle of man for one hundred and fifty years to devise a means of propelling a vehicle without animal power.It describes the various stages of the evolution of the idea of motive force other than animal power, in , England, and the United States, and its triumphant culmination in ..
Donald H. Menzel 1k2d
Both as scientists and as devotees of science fiction, we have long been interested in space travel. When reports of unidentified flying objects began to increase in the years between 1947 and 1952, one of us (D.H.M.) collected and studied the limited information available about the sightings. He soon concluded (with a slight feeling of disappointm..
Anonymous 251y6j
These notes were originally intended as a source of general reference concerning OXYGEN EQUIPMENT AND ITS USE by of crews of the B-17 and B-24 heavy bomber. As a member of a heavy bomber team, in combat you will be living and fighting in a world where man has no business--from three to six miles above the environment for which nature design..
Burt M. McConnell 5g5f5x
Nowhere else in the world has such a determined and successful effort been made to carry the mails by airplane as in the United States. Not since the Armistice have aviators in any part of the globe experienced such thrilling and terrifying adventures as Uncle Sam’s aerial postmen.Two years ago I flew as a enger from New York to Chicago, over t..
Roger B. Whitman 5h5q5i
The tractor of to-day is built in almost as many types and designs as there are tractor makers, and is far from being as standard as the automobile. There are tractors with one driving wheel, with two driving wheels, with three and with four, as well as three arrangements of the crawler principle; there are two-wheelers, three-wheelers and four-whe..
Francis A. Collins 403l31
N the boy’s calendar nowadays the aëroplane season comes in with sledding and runs all through skating, marble, top, kite-flying, and bicycle time. The delights of all the old games seem to be found in this marvelous new toy. The fun in throwing a top cannot compare with that of launching an aëroplane, while kite-flying is a very poor substitute fo..