The very beginnings of Leeds Children's Theatre
The Trial of Peter Potter-Parts I & 2
A Play by Arthur Davenport , acted by members of The Leeds Children's Theatre
The listing, in the Radio Times of the day, is available online (as part of the GENOME project)
The Marionettes are likely to be invited as part of their visit to England, as there's a British Pathe film of their 1935 performance in London.
"Marionette MAGIC (Filmed at the Arts Theatre Club, London)" which can be found online