https://declassified.library.utoronto.ca/files/original/2855ce6e1b73d8a6cfe4cf851a92e566.pdf 1ff1bc51b99763ec8b8d580a9a9d7217 PDF Text Text m t S S A I l F = FOR COMMCEN/SIGNALS USE • - Document disclosed under the Access to Information Act Document divulgue en vertu de la Loi sur I'acces a/'information F O R M • ^ "" - Ti2\Ji (D CoKff P NUMBER # PRECEDENCE • ACTION snmnug PRECEDENCE•INFO _ DATE-TIME GROUP / DEFERRED j MESSAGE INSTRUCTIONS g/ffitA< FROM GR CA../,.'X,^.-::D SECURITY CLASSIFICATION TO BRITISH CABIMST OFFICE WWOM BBLAB) ORIGINATOR'S NUMBER mm pn INFO 1* FOR CAFTAIM HODGES 0QV£R*t£»7 SIGHAL PUNKUO STAFF FROM LT COL FZBB 0 GCBH P2 CF3Q SWJECT OBBBXCATXOSS ABBBSBBRS K B TSIPAWft* ALERTS TRAFFIC SJflMBWI I B t t WW JIC 656 06 JUL 2. IT IS COfflTCaOD THAT CA*A£* CAR SUPPLY CANADIAN PATTEBI ALVIS ] MARCH 1566 FOR CAHADIAN TERMHAL OF FROFOSBJ fSStSStm 3* AIEBSS BET SBfCE GASADXAS ARD BS2T3SB ALVIS IS CAPABLE OF BRMQtC OFERATIOS! ¥ 8 CABBY B B BBS K B CQBPBBBBS MET IBX08 XBBSD MXG8T DISTBB BET MMM | h* mmmmm w COHBBBBE UNIT IS BBBB <mw » SOT SS SUFFICL&T I TO PROVIDE AT OSS TBWISAL0BLI7 5. PAGE ORATEFUL FOR B B S BBSAILB) TECHNICAL QESCAXFTIBI • - -R.FER^ -ar FoaBMmftRAFTER'S NAME » OFFICE TEL. OF - P A G E S CLASSIFIED Y E S D N O D FOR OPR'S USE TIME R DND 905 7530-21-562-1557 SYSTEM OPERATOR OPERATOR D COPY 4 RELEASING OFFICER'S SIGNATURE • 000083 �M r A A • A r L u u A u t f " A l l l l r U K U Document disclosed under the Access to Information Act Document.divulgue en vertu de la Loi sur I'acces a /'information F -E NUMBER ^B FOR COMMCEN/SIGNALS USE P R E C E D E N C E - INFO P R E C E D E N C E - ACTION " DATE-TIME GROUP M E S S A G E INSTRUCTIONS DEFERRED FROM GR SECURITY CLASSIFICATION TO -L .L, L_ ORIGINATOR'S NUMBER INFO 5* TO WW* B B B B B MSHTI0W5D TSAT KffifSAL PROPOSAL WCOLD SOON BE SENT kmmam ASRIBAL 1ST. CAHADIAH AQTHORITT. US HATS SOT B&JB XBBBBB OF ITS TO WOICH CAMS!** AOSaCT WWL » S S SOB SO TifAT US CAKJ COHTACT T323 ACSSCI 10 COMPLETE P L A J B T W I T IS BIFFBS&f K B US TO P U S mm mam on THIS PROJECT u s m WS OST FBLL BSTAILS ISCLSBEBJ IM31CATI0H m Cmmm mmmmm XATBB OF TRAFFIC H0RMALLI TO si PASSB* mfmmst COFX t O t S COBrf S6 REFERS TO MESSAGE iE PAGE_ 2 FOR OPR'S USE OF OF DRAFTER'S NAME OFFICE .PAGES i CLASSIFIED YES OPERATOR R DND 905 7530-21-562-1557 D NO D D Flnfh OPERATOR Tt CA (ii. Shorten COPY 2 a -,!,-• i RELEA9INS OFFICER'S SIGNA' m • 000084 � Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Hydra Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Identifier An unambiguous reference to the resource within a given context HY00273 Title A name given to the resource [Alerts Arrangements] Date A point or period of time associated with an event in the lifecycle of the resource 07/29/1965 Source A related resource from which the described resource is derived Fixed Communications - Hydra Telegraph Relay System - Relocation of Hydra - Plans and Policy, RG24, S-2723-2, Vol. 1, Library and Archives Canada (LAC) Creator An entity primarily responsible for making the resource Department of National Defence Rights Information about rights held in and over the resource Canadian Crown Subject The topic of the resource Emergency planning, Emergency communications, EASE, STRAD, Tripartite Alerts, encryption, GSPS Description An account of the resource Telegram from W.H. Finch to Captain Hodges, Government Signal Planning Staff pertaining to Alerts circuit conversion from circuit patch arrangement to full-period online cipher arrangement. Finch confirms Canadians can provide ALVIS at Canadian terminal for Alerts. As ALVIS can do network operation, conference facility not needed. Finch notes further planning cannot proceed until formal proposal received. Publisher An entity responsible for making the resource available Canada Declassified Type The nature or genre of the resource Text Format The file format, physical medium, or dimensions of the resource PDF Language A language of the resource en