Dr Walker, a medical practitioner, observed and treated a variety of people for an array of illinesses, ranging from dental problems to venerial disease during his travels and professional life, some of which is documented in his diaries. He and Mrs Walker also observed and described some Australian Aboriginal ceremonial activity and associated materials.

A loose leaf diary detailing WD Walker's daily life including study, medical duties, travel and personal routine. This item covers locations around Mt Eba, McDonald Ranges, Coober Pedy South Australia and Anna Creek Northern Terrfitory.

References to photographs taken include:

• Mrs Coleman, kitchen garden, quondongs 4 October 1927
  
  
• Keith catching and dressing sheep for meat 6 October 1927
  
  
• wasps nest at BonBon, flashlight of group in shed- looking at photos 7 October 1927
  
  
• mud wasps nest, sturt peas, Mrs Murray garden, martins nest Mt Eba 9 October 1927
  
  
• windmills, garden surrounded by water at McDonald Park 13 October 192
  
  
• WD Walker pouring water into car, radiator near Coober Pedy, opal diggers camp of a bell tent over mulga brough, an old Dodge car, with hood of bags 18 October 1927
  
  
• opal fields, opal polishing, lightning 19 October 1927
  
  
• various people in front of Coober Pedy post office dug out, WD Walker polishing opal, flashlight inside opal mine, WD Walker and Mollie, in residential dug out, flashlight 9 opal diggers listening to wireless, lightning in thunder storm 19 October 1927
  
  
• flashlight sorting mail in postal dugout 23 October 1927
  
  
• WD Walker and Mollie, at tank with self timer 25 October 1927
  
  
• WD Walker and Mollie, at breakfast in camp Anna Creek 26 October 1927
  
  
• 120 brumbies shot (?skelletons of) at Anna Creek Station 28 October 1927
  
  
• magpie (outside) feeding young in cage 30 October 1927
  
  
• cattle at Anna Creek Station 9 November 1927
  
  
• wasp nest on water bag, nest of caterpillars 20 November 1928
  
  
• 500 flies on Mollie, 's back, WD Walker's car, 'running along the rails' (driving on the train line) 24 November 1927
  
  

Individuals, subject matter and locations noted include:

• tapeworms, young Mr Jacob, Tom Bird (boundary rider) Bitter Well, Australian Aboriginal people, dingos, BonBon, Mr Colman, Mr Rymill, Mollie, Mrs Rymill, buckboard 4 October 1927. This item is restricted.
  
  
• Mr Colman, Mrs Murray, Mr Stirling, Mr Day 5 October 1927
  
  
• Mrs Colman, Mrs Rymill, Mrs Murray, eagle, Mrs Bolam 7 October 1927
  
  
• Mr Murray, Mr Bolam (AA 840), Mt Eba, ceremony, Ooldea, Mollie, Mrs Murray, sturt peas 8 October 1927. This item is restricted.
  
  
• Mollie, Mr Murray, Paisley Well, sturt peas, Mick Kelly, Mr Bolam, Australian Aboriginal people, Max Jacob 9 October 1927
  
  
• Tom O'Leary, Twins (near Mt Eba), Len Hickman, teeth, Mr Jacobs, dingos, vermin proof fence, 10 October 1927
  
  
• Mr Whyte (sheep on agistment), The Peaks, Mrs Jim Pick, Tanger steam pump, Mrs Jack Begg, lorry 11 October 1927
  
  
• Jack Ryan, Mr Whyte, Mollie, McDonald Park 12 October 1927
  
  
• Jack Ryan, Mr Whyte, steer for meat 13 October 1927
  
  
• Mr Whyte 14 October 1927
  
  
• (Afghan?) hawkers van McDonald Park, gardens 16 October 1927
  
  
• rabbits, dingos, Mr Whyte 17 October 1927
  
  
• Coober Pedy, opal fields, flies, Mollie, George Burford (opal buyer), Mr Remacke (opal buyer), Ben Mohr (Post master), post office, description of a residential dugout 18 October 1927
  
  
• Ben Mohr, Arthur Alp, Miss Parton, Bertie Parton, Mr Koska 19 October 1928
  
  
• news clipping Adelaide Mail headline "Baby born in a rocky cave, mother's ordeal at Coober Pedy" dated 18 June 1932
  
  
• Arthur Alp, Mr Scanlon, Mrs Kosta, Australite, opalised cockle, White Cliffs 20 October 1927
  
  
• Arthur Alp, topaz, Mr Kosta, Mr Remacke, George Burford, Jacob Santing, 21 October 1927
  
  
• Mr Smith (Postal inspector), Mr Oliver, Mollie, 23 October 192
  
  
• Mr North (opal miner), gypsum, Ben Mohr, Caleaburna, Baggadina, Mr Oliver, Mr Carnow 24 October 1927
  
  
• opalised periwinkle, Anna Creek, vermin proof fence, 25 October 1928
  
  
• Ben Mohr, Lake Cadibarra, Wirracanna, Anna Creek Station 26 October 1927
  
  
• Mr and Mrs Paige, Strangeways Pastoral Co, McDougall Park, Twins, Mt Eba, BonBon, dingo, fox., cattle trains (rail) 27 October 1927
  
  
• Mr and Mrs Paige, Erudina, Max Paige, brumbies, young Barrington 28 October 1927
  
  
• Fred Bernhardt storekeeper William Creek, Armistice bore, brumbies, Mr and Mrs O'Malley 29 October 1927
  
  
• Peak Station, Warrina, Neil McLean 30 October 1927
  
  
• Nurse Caldrewood from Oodnadatta, Mr Paige 31 October 1927
  
  
• tick fever, brumbies, Neil McLean 1 November 1927
  
  
• Mr Paige, Warrina 2 November 1927
  
  
• Mrs McLean, Nurse Smith, Mr Cato, Mr Paige 3 November 1927
  
  
• Nurse Caldrewood 4 November 1927
  
  
• Mrs McLean, Neil McLean 6 November 1927
  
  
• Mr Cato, Coppertop Range, Warroma, Adam Hull (storekeeper), Harrington, Mr and Mrs Paige, Quorn, Neil McLean 8 November 1927
  
  
• Milpinna station, Mr Paige, Max Paige 9 November 1927,
  
  
• query Mollie, pregnant, Mr Paige, Armistice wbore 10 November 1927
  
  
• Mr Paige 13 November 1927
  
  
• Mrs O'Malley, Mrs Paige, Afghan-Express 14 November 1927
  
  
• rabbits, galahas, ants, 15 November 1927
  
  
• Boorthanna 20 November 1928
  
  
• Duff Creek, flies 22 November 1927
  
  
• Mr Searle (Shell agent), Mr Bailey (Shell agent) 25 November 1927
  
  
• Bob Sands, Duff Creek 28 November 1927
  
  
• Mr Simon (railway repair gang), Bob Sands, Mr Bailey, Mr Searle 29 November 1927
  
  
• Edwards Creek, Sonny, Mollie, 30 November 1927