Rehearsal of Princess Mary (Princess Royal), Westminster Abbey, London.
Full titles read: "ALL READY FOR THERE GREAT DAY - Court, Military & Abbey Authorities at rehearsal of Princess Mary's Wedding.
L/S's of Royal procession approaching the Abbey. The Household Cavalry pass by as well as horse and carts (presumably in place of landaus and carriages). L/S of guards in line. Various shots of dignitaries / organisers talking to military officials outside the Abbey.
Various shots building wooden stand along the route. L/S's of numerous horse and carts being driven past. More shots of dignitaries and the Household Cavalry. L/S of horse and cart stationary, it pulls away. Various military chiefs on mill around on horseback. L/S of the Household Cavalry arriving at the Abbey. L/S's of the procession.