Gelatin silver print, part of the Henry Grant photographs collection. From a group of photographs from Teacher Training. The image shows a group of individuals examining a scientific aparatus. The caption on the reverse reads 'IN SERVICE TRAINING, A four-day course for teachers of handicrafts and technical studies was held last week (May 18 to 21) in the Design and Development Laboratory at Kynaston School, north-west London. The experiments, which included the investigation of materials and the scientific principles involved in tool design and usage, are closely related to workshop activities, Using a balance impact machine'.