The Airco DH.4 was a British two-seater biplane of the First World War. It was the first British two seat light day-bomber to have an effective defensive armament. The DH.4 proved a huge success and was often considered the best single-engine bomber of the War. It was flown by a number of famous British and American aces, such as Frederick Cotton and Charles Bartlett.
The Type 11, Type 41, and Type 61 Frigates
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Towards the end of the Second World War, the Royal Navy identified the need
for three types of frigate (an anti-submarine frigate [*Type 11*], an
anti-ai...
22 hours ago



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