What did the declassified documents reveal?

Cold open. This is the “3 April Baron Report,” a classified field dispatch from the Federal Bureau of Investigation dated April third, nineteen hundred and sixty‑one. The document was released through The Black Vault, a public archive of declassified government records, and is notable for its cryptic references to unrecovered transport units and forward‑area movements during the Cold War. Provenance. The report was made publicly available on The Black Vault website under the entry titled “3 April Baron Report.” The release is catalogued at the URL https://archive.org/download/3aprbaronreport/3aprbaronreportdjvu.txt. No FOIA case number is listed; the declassification authority is recorded as the agency’s internal release protocol, with the document first posted on the archive on an unspecified date. The document. The following is the verbatim text of the report, reproduced exactly as it appears in the source file. All punctuation, line breaks, and typographical symbols are retained. VCINVwM^M assa if. no.: VPPvr/TG} (of 26/7/1966 )CiJ laaued . 11/7/1973 Copy Ho.: IO REISSUE RiyOffT FRCM BARON " " Frca: LONDCH To: MOSCOW Ho.: 646 3rd April 191 Cto lot April BAWtfuJ reported to ODL£iii]: C5 group unrecovered] a large mseber of transports. with lcfutn, artillery, tank and araoured unit. proceeded fraa GZ3KANT via M3UCDC[1 t] to C. TOKWAfv), accord. ag to convaraaticos with officers and soldi era, 03 group, unrecovvred] c envoy with units via: PRA [ - - OIXJ^^C QL KTuTS H» i ] - PRJ^CV [ v 1 1 ] [Sgroupa unrecov.red] on the sectors: aSTl[viii]/tUJClCviii J-HAHUSCVICEtuO and OLNUTZ [OLKETb]-KRNOV[x] towards POLAND. B. MOR. OOTRAVAfxl )-90HUMIN[)Qi] Cl3 group, unrecovered] Jfl0 transport, were in ports on the OA[!IB£]CiiiJ C45 group, unrecoverable] Ho. 124 C Signature irrecoverable) Footnote. : Ci] Originally ;sw 3/TPor/rtj (the " Cli] BARCK: ^Ciil] DOC: Civ] KEUOK: 26^/1966. d for m r text), U e . "DICK"; cortraa of unidentified 6th July nth October 19«. 5®-2lH 14-29E. 3/PPDT/T83 C Continued overleaf] Footoot CCcrt'4j M C. TBEBCVA^ Cn 3 QUtTTZ: CrUl f&C JV: CriiiJ OSTlABLIc:': Cixj auckvict: M KRNOV : Ca3 MOR. OSTRAVA: DttiJ BQBDMXN: Call] laoort.a b, t! - 2 - 3 /PPOT/Wj OSA TBEBWA, 9-5 i6-?7E. Or GUMCOC. 4 »- 35 W 17.155. T7-27E. ran «iD OKLZCZ'a 49-59 -£. 5e-05« 16-57E. 50-06H 17-43E. »AVSICA OSTRAVA, 49- lg-7 7 E. 4^55« ift-2. tor. i/PPDT/ft} Context. The Black Vault’s archive entry for this file includes an editorial summary that frames the document as a “Baron” dispatch, noting that it appears to be a fragmented field report containing references to unrecovered transport units, artillery, and tank formations, as well as a series of coded location markers. The summary states that the text is heavily corrupted, likely due to transcription errors or deliberate obfuscation, and that the report is of interest to researchers examining Cold War logistics and intelligence communications. Outro. This is…

Why was this case declassified?

This material was released by the National Security Agency (NSA) through the U.S. declassification and Freedom of Information Act (FOIA) process. The originating source document is linked on this page so the citation chain is auditable.

3apr Baron Report

◆ BLUF — The short version

Cold open. This is the “3 April Baron Report,” a classified field dispatch from the Federal Bureau of Investigation dated April third, nineteen hundred and sixty‑one. The document was released through The Black Vault, a public archive of declassified government records, and is notable for its cryptic references to unrecovered transport units and forward‑area movements during the Cold War.

Agency: National Security Agency (NSA)
Date: JUL 18 · 2026
Release: Declassified · U.S. public record (FOIA)
Source document: View the primary source document

↯ Dispatch — press play3:22

0:003:22

↯ Share

X in r/

Episode notes

View the primary source document

Questions about this case

What was 3apr Baron Report about?: Cold open. This is the “3 April Baron Report,” a classified field dispatch from the Federal Bureau of Investigation dated April third, nineteen hundred and sixty‑one. The document was released through The Black Vault, a public archive of declassified government records, and is notable for its cryptic references to unrecovered transport units and forward‑area movements during the Cold War.
Why was this case declassified?: This material was released by the National Security Agency (NSA) through the U.S. declassification and Freedom of Information Act (FOIA) process. The originating source document is linked in the case notes above so the citation chain is fully auditable.

intelligence-vault

Related cases

NSA

More from NSA

✉ Dispatches

A short dispatch when a new file is released — narrated, answer-first, and linked straight to the primary source. No spam; unsubscribe anytime.

↯ Subscribe to the feed

RSS feed Browse all cases

3apr Baron Report

Questions about this case

Related cases

NRO This Briefing Presents A Declassified United States Intelligence Assessment

Declassified Presents A November Nineteen Fifty One Central Intelligence Agency

Today, We Examine A Declassified Central Intelligence Agency Record

This Declassified Central Intelligence Agency Record, Dated November Thirtieth

Government Record Regarding Reconnaissance Restrictions Along The Coast

More from NSA

27apr Messages

27dec Press Reports

19dec Psalm Reader

13may Personnel

6mar Oswald

Questions about this case

Related cases

NRO This Briefing Presents A Declassified United States Intelligence Assessment

Declassified Presents A November Nineteen Fifty One Central Intelligence Agency

Today, We Examine A Declassified Central Intelligence Agency Record

This Declassified Central Intelligence Agency Record, Dated November Thirtieth

Government Record Regarding Reconnaissance Restrictions Along The Coast

More from NSA

27apr Messages

27dec Press Reports

19dec Psalm Reader

13may Personnel

6mar Oswald

Get the next declassified case in your inbox