Case Evidence · CE-142
Washington National Airport controllers report multiple unidentified radar returns, including Edward Nugent and senior controller Harry G. Barnes
Documented1952-07-19/20 · Contemporaneous operator reports / later historical synthesis
Record
- Date / period
- 1952-07-19/20
- Reported event / document
- Washington National Airport controllers report multiple unidentified radar returns, including Edward Nugent and senior controller Harry G. Barnes
- Evidence type
- Contemporaneous operator reports / later historical synthesis
- Original data accessible?
- Partial: Blue Book archive; underlying continuous radar plots not established
- Verification status
- Documented report, targets not independently identified
- Competing explanations / missing data
- Anomalous propagation and false returns possible; precise radar tracks unavailable
- Next step
- Obtain Barnes July 20 written report and equipment logs
- Source ID
- SRC-122; SRC-126
Why this grade
Documented From Case Evidence's Verification status ("Documented report, targets not independently identified"). Grade rules.