English is a West Germanic language that was first spoken in early medieval England and is now a global lingua franca.
The Hanriot H.31 was a single engine, single seat French biplane fighter aircraft built in 1925 to compete in a government programme.
HMS Griffin (H31) was a G-class destroyer, built for the Royal Navy in the mid-1930s.
HMS H31 was a British H class submarine built by Vickers Limited, Barrow-in-Furness.
ICD-10 is an international statistical classification used in health care and related industries.
A vice-county (vice county or biological vice-county) is a geographical division of the British Isles used for the purposes of biological recording and other scientific data-gathering.