1 Commissions as Lieutenant, RAMC 1925 and 1927
2 Bundle of photographs taken when stationed in India, 1926-1928; With six packets of negatives.
3 Photographs, Christmas card, letter and newspaper cutting from Vachell's time with the 146th (West Riding) Field Ambulance, 1933-1935
4 Notification of qualification with distinction in venereal disease and dermatology at Specialists' Examination, RAM College, 1936
5 Photograph of Vachell with other specialists at Dover Camp, 1936
6 Group photographs of officers, 1930s
7 Three photographs from Vachell's posting in Singapore, 1937-1938
8 Text of a talk re dermatology, 1938
9 Cutting re Dynevor Castle, Carmarthenshire (now Dyfed), from Country Life, 1968, with a note by Vachell re his command of no. 12 Casualty Clearing Station there, 1941-1942
10 Map of Tunisia, showing the moves made by No. 12 Casualty Clearing Station, 1942-1943
11 Certificate of mention in despatches, 1943
12 Letter reporting developments at No. 5 General Hospital, British North Africa Force, 1944
13 Portrait photograph of Vachell, 1944
14 Typescript of Vachell's article "An approach to dermatology", 1944
15 Typescript of Vachell's "Simple classification of skin diseases", 1940s
16 Photograph of the Hygiene and Anti-malaria Exhibition in the Punjab, India 1945
17 Two letters giving news of the Combined Military Hospital, Yol, Punjab, India 1946
18 Letter from Vachell's servant at the Combined Military Hospital, 1949
19 Membership card of the Ancient Order of Froth Blowers, 1930s
20 China photograph c.1900
21 Article by Major-General R.W.D. Leslie entitled "The medical services in Palestine, 1936". Extracted from the Journal of the Royal Army Medical Corps, Nov 1937