One contact sheet comprising two strips titled 'Underground mushroom farm'. Caption on the back reads: 'A quarry is being used in Bradford-on-Avon for growing mushrooms, as the underground tunnels provide perfect conditions for growing them. In total darkness the girl pickers go down wearing miners lamps. O.P.S In the culture room in the laboratory where everything has to be sterile Mrs. Audrey Pointing (left) , wife of the Managing Director and Mrs. Marlene Montecute checking the mushroom spores.'