As reported

Disk over Germantown/Frederick (Between), MD

A witness account on file, unevaluated. Most of the archive rests here, and honestly so.

The report, as filed

craft was stationary for app. 5 min., moved higher & west, pulsed several times then disappeared

Held as-reported from National UFO Reporting Center. Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.