& lots of manual checking!
[AA : A1066 H45/453/2]
[AA : A5954, BOX 577]
[AA : A981, CHINA 114, ix]
[NAA: A10463, 80111311111, iii]
[FA: A3195, 1.3991]
[DEFENCE:SPECIAL COLLECTION II, BUNDLE 5, STRATEGICAL POLICY-SWPA, FILE No. 3, 48/1942]
& some just missing...
8,753 references found!
179 different series
Top twenty
5 closed
171 NYE
676 digitised
20% of documents
11
28
12
19
5
26