1. J/8756.f.24(2b) Reference (shelfmark): J/8756.f.24(2b) Title: Cumulus as seen before a storm. Photographer: Guyton, Joseph Scope & Content: Genre: Scientific Photography Photographic copy of sketch, dated 8 October 1862. Collection Area: Printed Collections Languages: Not applicable Date Range: c 1868 Extent: 1 item