URI(s)
Variants
- Birch, Francis Lyall, 1889-1956
Identifies LC/NAF RWO
Identifies RWO
Exact Matching Concepts from Other Schemes
Closely Matching Concepts from Other Schemes
Sources
- found: The official history of British Sigint 1914-1945, 2004-:t.p. (Frank Birch, Official Historian, British Sigint) p. xiv (Francis Lyall Birch, born in London, 5 Dec. 1889, died 14 Feb. 1956)
- found: Alice in I.D. 25, 2007:t.p. (Frank Birch) t.p. verso (official historian of signals intelligence)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 2005-02-22: new
- 2008-12-12: revised
Alternate Formats