ISBN: | 978-5-5123-3281-8 |
High Quality Content by WIKIPEDIA articles! The Armstrong Siddeley, later Bristol Siddeley Gamma was a family of rocket engines used in British rocketry, including the Black Knight and Black Arrow launch vehicles. They burned kerosene fuel and hydrogen peroxide. The family was based around a common combustion chamber design, used either singly or in clusters of up to eight.