# National Security Archive Electronic Briefing Book 190, fifteen declassified Vela documents (1979–1982)

> Scanned PDFs (documents 1, 9, 10, 14 checked: 0.6–1.5 MB each), mostly image scans that need OCR. Includes the NSC memo, LASL, Sandia, SRI, DIA, MRC and…

Source: https://mysteriesdept.com/datasets/DAT0CW4X9701MF7/national-security-archive-electronic-briefing-book-190  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Datasets](https://mysteriesdept.com/datasets)[1979 Vela incident](https://mysteriesdept.com/mysteries/vela-incident)National Security Archive Electronic Briefing Book 190, fifteen declassified Vela documents (1979–1982)

 Dataset · corpus

# National Security Archive Electronic Briefing Book 190, fifteen declassified Vela documents (1979–1982)

Scanned PDFs (documents 1, 9, 10, 14 checked: 0.6–1.5 MB each), mostly image scans that need OCR. Includes the NSC memo, LASL, Sandia, SRI, DIA, MRC and Aerospace reports, the Ruina panel report and an AFTAC history excerpt. Supports claim genealogy across agencies, timeline reconstruction, and extraction of the bhangmeter plots for digitisation and pulse-shape comparison.

![1979 Vela incident](https://mysteriesdept.com/media/folio/vela-incident-lead)**1979 Vela incident** Version **1.0** Licence **public-domain (US government documents released under FOIA); annotations by the National Security Archive** Updated **26 Oct 2026**

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[Get it from nsarchive2.gwu.edu](https://nsarchive2.gwu.edu/NSAEBB/NSAEBB190/index.htm)

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public-domain (US government documents released under FOIA); annotations by the National Security Archive

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