A loose leaf diary detailing WD Walker's daily life including study, medical duties, travel and personal routine.

This part of the loose leaf diary documents WD Walker's interest in photography.

Individuals, subject matter and locations noted include:

• a small photograph featuring two shots (advertising Holeproof Hosery and Anchor butter). Annotated on reverse "Agfa Isochrome, after correcting the mirror"
  
  
• Photogrtaphic Optics
  
  
• Looking into hood of a Reflex Camera; to adjust the mirror; Sunday 7 June 1931 4 and a half x 6 cm reflex
  
  
• Obverse of The Zoological Society of London letterhead, Mr F Martin-Duncan, apparatus for photographing an obnect, short focus cine lens with illustrative drawing
  
  
• Obverse of an Abbotsford Hotel post card; Dudley Johnston RPS 13 January 1931, wet development proces
  
  
• Useful photographic procedures
  
  
• Photography in Ceylon, Basil Wright, John Taylor, notes from lecture 9 November 1934