Individuals, subject matter and locations noted include:

1. news clipping The British Journal of Photography dated 18 September 1931 pages 559 - 564. 559-560 provides detailed description of unidentified exhibit. 560-564 provide detailed description of exhibition Headline "The Royal Photographic Society's exhibition" Dr WD Walker, Karl Stulcken both awarded a medal in Natural History section. CH Bothamley. Headline "The pictorial section by DC Rowlett". Headline "The technical sections. Lantern transparencies". Headline "Stereoscopic photography". Headline "Record photography" Dr WD Walker, Australian Aboriginal people, lightning. Headline "Aerial photography". Headline "Photography and the meteorologists". Headline "Science and industry" Dr GH Rodman. Headline "Commerce and publicity". Headline "Astronomical photography". Headline "Photo-micrography". Headline "X-ray photography" Dr WD Walker, radio active ores