![Bullet planes, fatal crashes – and the top secret British project to break the sound barrier first | National Geographic Bullet planes, fatal crashes – and the top secret British project to break the sound barrier first | National Geographic](https://static.nationalgeographic.co.uk/files/styles/image_3200/public/dscf6670.jpg?w=1600)
Bullet planes, fatal crashes – and the top secret British project to break the sound barrier first | National Geographic
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Remember Chuck Yeager by Exploring the Plane He Flew to Break the Sound Barrier | Smart News| Smithsonian Magazine
![Office of Information Technology on Twitter: "#FordhamITfunfact: The sound barrier was first broken in 1947 when Chuck Yeager, an Air Force Captain, flew an experimental military plane faster than the speed of Office of Information Technology on Twitter: "#FordhamITfunfact: The sound barrier was first broken in 1947 when Chuck Yeager, an Air Force Captain, flew an experimental military plane faster than the speed of](https://pbs.twimg.com/media/FJkUGV_XEAkSnCP.jpg)
Office of Information Technology on Twitter: "#FordhamITfunfact: The sound barrier was first broken in 1947 when Chuck Yeager, an Air Force Captain, flew an experimental military plane faster than the speed of
![Bullet planes, fatal crashes – and the top secret British project to break the sound barrier first | National Geographic Bullet planes, fatal crashes – and the top secret British project to break the sound barrier first | National Geographic](https://static.nationalgeographic.co.uk/files/styles/image_3200/public/nasm-a19510007000_nasm2015-07347.jpg?w=1900&h=1267)
Bullet planes, fatal crashes – and the top secret British project to break the sound barrier first | National Geographic
![The Quest for Mach One: A First-Person Account of Breaking the Sound Barrier: Chuck Yeager, Bob Cardenas, Bob Hoover, Jack Russell, James Young, Walter Boyne, Jeffrey Ethell, Dana Marcotte Kilanowski, Mac McKendry: The Quest for Mach One: A First-Person Account of Breaking the Sound Barrier: Chuck Yeager, Bob Cardenas, Bob Hoover, Jack Russell, James Young, Walter Boyne, Jeffrey Ethell, Dana Marcotte Kilanowski, Mac McKendry:](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/419919XECXL._AC_UF1000,1000_QL80_.jpg)