Attic and cupboards and drawers of the stuff! Scary.
As it happens, I was putting some foreign currency (euro <shudder> ) in the mini safe this morning, and discovered my MoA C.A. Form 604 ... Private Pilot's Licence (Flying Machines) ... Number 62***, dated 1962. I had completely forgotten I had that, I only think about the (very thin) logbooks.
nutloose ... Mercifully my mother failed to dump, amidst her 'great clear out', a few bits of my father's history, including his Army pay book, D-Day maps and a few bits of correspondence with the War Office. Oh, and his illegal record of where he had been from 39-45