Black Chamber

URI: https://gptkb.org/entity/Black_Chamber

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:cryptanalytic_organization
gptkbp:alsoKnownAs	gptkb:Cipher_Bureau
gptkbp:country	gptkb:United_States
gptkbp:disbanded	1929
gptkbp:established	1919
gptkbp:foundedBy	gptkb:Herbert_O._Yardley
gptkbp:location	gptkb:Washington,_D.C.
gptkbp:notableMember	gptkb:Genevieve_Grotjan_Feinstein gptkb:Herbert_O._Yardley
gptkbp:notablePublication	The American Black Chamber (book by Yardley)
gptkbp:notableWork	breaking foreign diplomatic codes
gptkbp:operatedBy	gptkb:U.S._Army gptkb:U.S._State_Department
gptkbp:predecessor	gptkb:Signal_Intelligence_Service
gptkbp:purpose	codebreaking
gptkbp:bfsParent	gptkb:Bolgar_Historical_and_Archaeological_Complex gptkb:Bolghar gptkb:Somewhere_Far_Beyond gptkb:Bolgar gptkb:Magic_(US_codebreaking_project)
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	Black Chamber