tailieunhanh - The Early History of the Airplane

Though the subject of aerial navigation is generally considered new, it has occupied the minds of men more or less from the earliest ages. Our personal interest in it dates from our childhood days. Late in the autumn of 1878 our father came into the house one evening with some object partly concealed in his hands, and before we could see what it was, he tossed it into the air. Instead of falling to the floor, as we expected, it flew across the room, till it struck the ceiling, where it fluttered awhile, and finally sank to the floor. It was a little toy, known. | The Early History of the Airplane by 1 The Early History of the Airplane by Orville Wright and Wilbur Wright This eBook is for the use of anyone anywhere at no cost and with almost no restrictions whatsoever. You may copy it give it away or re-use it under the terms of the Project Gutenberg License included with this eBook or online at Title The Early History of the Airplane The Wright Brothers Aeroplane How We Made the First Flight Some Aeronautical Experiments Author Orville Wright Wilbur Wright Release Date May 11 2008 EBook 25420 Language English Character set encoding ASCII The Early History of the Airplane by 2 START OF THIS PROJECT GUTENBERG EBOOK THE EARLY HISTORY OF THE AIRPLANE Produced by K Nordquist Jacqueline Jeremy and the Online Distributed Proofreading Team at http This file was produced from images generously made available by The Internet Archive American Libraries. The EARLY HISTORY of the AIRPLANE The DAYTON-WRIGHT AIRPLANE CO. DAYTON OHIO The Wright Brothers Aeroplane By Orville and Wilbur Wright Though the subject of aerial navigation is generally considered new it has occupied the minds of men more or less from the earliest ages. Our personal interest in it dates from our childhood days. Late in the autumn of 1878 our father came into the house one evening with some object partly concealed in his hands and before we could see what it was he tossed it into the air. Instead of falling to the floor as we expected it flew across the room till it struck the ceiling where it fluttered awhile and finally sank to the floor. It was a little toy known to scientists as a helicoptere but which we with sublime disregard for science at once dubbed a bat. It was a light frame of cork and bamboo covered with paper which formed two screws driven in opposite directions by rubber bands under torsion. A toy so delicate lasted only a short time in the hands of small boys but its memory was abiding. Several years later we began .

• Lịch sử - Văn hoá
• Orville Wright Wilbur Wright
• Aeronautical Experiments
• Orville Wright
• the Airplane
• History