Report by the Government Code and Cypher School on the India Office Cyphers and their handling. Preparation of an External Cypher for communication between India and Afghanistan Persia China etc. and of a Supplementary Cypher for interna use. Question of reducing the size of the new I.F.O.C.C. Proposal that an officer should be appointed to control the use of all cypher codes in India. List of cypher suggestions for inclusion in the new External Cypher. Editing of the vocabulary of the I.F.O.C.C. 1917 done in India Cost of production of the new cyphers being debited to 29-Poll

Keywords	Army Department Mr. Garrett Indian Foreign Office Cypher Code
Ministry/ Department/ Residency	Foreign and Political
Branch	Cypher Confidential
From Year / Date (YYYY-MM-DD)	1926
To Year / Date (YYYY-MM-DD)	1926
Identifier	PR_000006079726
File No./Reference No./Sheet No./Folio No.	File No. 15
Location	Repository-3
File Size	421.7 MB
Pages	251
Collection	Digitized Public Records Foreign and Political
Language	English