Photos of teenage girls Elizabeth and Margaret acting in plays to be auctioned . The following year the future queen starred as Prince Salvador in `` Sleeping Beauty '' with Margaret as Fairy Thistledown . Britain 's future queen appearing in a series of pantomimes at Windsor Castle in 1940s . Photos belonging to headmaster of the school and a co - worker of the royal sisters .
Photos of teenage girls Elizabeth and Margaret acting in plays to be auctioned . Britain 's future queen appearing in a series of pantomimes at Windsor Castle in 1940s . Photos belonging to headmaster of the school and a co - worker of the royal sisters .