A fauld is a piece of armor worn below a breastplate to protect the waist and hips. Cuirass ( French cuirasse, Latin coriaceus, made of leather, from corium, the original breastplate being of leather), the plate armour, whether formed of a single piece of metal or other rigid material or composed of two or more pieces, which covers the front of the wearers person. ...
External links
Cleveland Museum of Art glossary of arms and armor
Fauld should have kept above ground a list of who was underground; but it was too much trouble.
Yet no-one in authority was punished; indeed, the then commander of Fauld not only stayed in the same branch of the air force, but he ended up with the OBE.