UFO Library
100 essential books — foundational, skeptical, abduction, and military UAP shelves.
agnostic2010
Wonders in the Sky: Unexplained Aerial Objects from Antiquity to Modern Times
Vallée and historian Aubeck compiled and source-verified anomalous aerial phenomena reports from ancient and medieval chronicles through the 19th century, arguing the modern UFO wave has genuine historical antecedents rather than beginning cleanly in 1947.
agnostic1999
The UFO Enigma: A New Review of the Physical Evidence
A Stanford astrophysicist organized and reported on a 1997 scientific review panel of physical-evidence UFO cases, concluding that while most reports had mundane explanations, a residue of well-documented cases with physical trace or instrumented evidence warranted further serious scientific study.