New cleaning equipment demonstrated in London.
Ontario House, London.
Various shots of an attractive girl in mini skirt demonstrating some industrial cleaning machines at Ontario House, London. She pushes a large industrial floor cleaner along the floor - brushes on the bottom polish the floor. After this machine she demonstrates the 'Bac-Vac' - this is a household vacuum cleaner with the motor and bag worn on the person's back like a rucksack. Girl vacuums floor and ceiling with it. Various shots of still photographers taking photographs of the girl wearing the 'Bac-Vac' while she poses in Trafalgar Square.
Date found in the old record - 22/04/1969.