For the year 1927, the first January safe custody reports for India Office Cypher Code 1910 were issued.

Keywords	India Office Cypher Code
Ministry/ Department/ Residency	Foreign and Political
Branch	Deposit Cypher
From Year / Date (YYYY-MM-DD)	1929
To Year / Date (YYYY-MM-DD)	1929
Identifier	PR_000006075711
File No./Reference No./Sheet No./Folio No.	File No. 10
Location	Repository-3
File Size	3.1 MB
Pages	4
Collection	Digitized Public Records Foreign and Political
Language	English