Location · 38 mentions · ACTIVE

Helena

Mention timeline 28 mentions across 12 docs · 10 undated

Peak 1964 · 13mentions

◆ Declassified · Associations 8 entities

Known associates

Co-occurring across the files — click a node to open its dossier

Cross-reference

Search Helena across public archives

Reference

Official archives

NARA OPA

UAP-specific

NUFORC

Documents · 12 docs Open in search →

30 APR 1964 302532386 USAF · 13 mentions · 6 pages p.9 02 OCT 1962 28999412 USAF · 6 mentions · 2 pages p.6 02 DEC 1968 302581279 USAF · 4 mentions · 1 page p.10 — 302554653 USAF · 3 mentions · 3 pages p.14 16 JAN 1955 28960895 USAF · 2 mentions · 1 page p.7 — 38_143685_box7_Incident_Summaries_1-100 DoD · 2 mentions · 1 page p.137 — 65_HS1-834228961_62-HQ-83894_Section_3 FBI · 2 mentions · 2 pages p.76 — DOW-UAP-D087, U.S. Air Force Analysis of Flying Objects in the United States, 1-100 DoD · 2 mentions · 1 page p.182 1950 28938188 USAF · 1 mention · 1 page p.13 — 28946359 USAF · 1 mention · 1 page p.8 20 AUG 1957 28971265 USAF · 1 mention · 1 page p.10 01 APR 1966 302535494 USAF · 1 mention · 1 page p.27