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ENC-001028LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: approximateRECORD COMPLETENESS: 71%
Disappearing planes and crews
November 13, 1955
An Air Force jet fighter radioed McClelland Air Base in Sacramento and has not been heard from since, disappearing after asking for landing instructions.
// LINKED CLASSIFICATIONS:Scientific & Observational Types(P-000101)→
// PROVENANCE COVERAGE
71% record completeness
This measures documentation coverage, not whether the encounter or its claims are true.
1 SOURCES · 1 PRIMARY
Date documented
November 13, 1955
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), 2 component claim(s).
Source coverage
1 unique source edition(s); 1 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.