| Description | This series comprises papers from the Office of the Chief of the Staff, 1913-2019.
As this series has no original order, its contents have been divided into three sub-series:
COS/1/1 Assorted papers
COS/1/2 Subject files
COS/1/3 Notes of interviews
COS/1/4 Visitors book
COS/1/5 Farewell briefs |