All cases / Discs / Longmont honeycomb

Longmont honeycomb

July 27 or 29, 1957, early morning
Longmont, Colorado, USA

Unresolved
Representative drawing from the Discs page, not this specific sighting.
"thick disc, ice blue, with a top like honeycomb"Shape words from the Project Blue Book summary

What happened

A thick, ice-blue disc whose top looked like a honeycomb of linked hexagons hovered and rocked below the hilltops for ten minutes.

Witnesses

J. L. Siverly

Explanation

Unresolved

No explanation has been found.

Sources

  1. Patrick Gross, Project Blue Book unknowns of 1957ufologie.patrickgross.org
  2. The Black Vault, Project Blue Book unknown case files, complete listtheblackvault.com

Filed by Project Blue Book as unidentified.