P-40" redirects here. For other uses, see P-40 (disambiguation). P-40 Warhawk Tomahawk / Kittyhawk A Hawk 87A-3 (Kittyhawk Mk IA) serial number AK987, in a USAAF 23d…
An Informal History of Chinese Flight Helmet and Oxygen Mask Developments By Christopher T. Carey [Note: This survey of Chinese aircrew flight helmets and oxygen breathing…
An Informal History of Chinese Flight Helmet and Oxygen Mask Developments By Christopher T. Carey [Note: This survey of Chinese aircrew flight helmets and oxygen breathing…