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E-500688LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: yearRECORD COMPLETENESS: 71%
Chapter 6: Duck and Cover
1950
Encounter record consolidated from case-specific archive subjects. Reported components: USAF UFO Collection and Information Policy. Detailed morphology, verification status and citations remain attached to the component claims.
// LINKED CLASSIFICATIONS:Nuclear & Defense Incursions(P-000102)→
// PROVENANCE COVERAGE
71% record completeness
This measures documentation coverage, not whether the encounter or its claims are true.
1 SOURCES · 0 PRIMARY
Date documented
1950
Location documented
No location record is linked.
Map coordinates available
No latitude/longitude is available for mapping.
Catalogue classification linked
1 family link(s), 1 case-specific component(s).
Published citation-backed claims
0 encounter-target claim(s), 16 component claim(s).
Source coverage
1 unique source edition(s); 0 marked primary for at least one claim.
Assessment has encounter-level provenance
No substantive assessment fields require provenance.
This dossier currently depends on a single source edition; independent coverage would strengthen comparison.
No cited source is currently marked as primary for the published claims shown here.