Recently uncovered 1947 headline from long-defunct newspaper offers "amazing glimpse" at UFO incident in Roswell

The Roswell incident has been one of the most thoroughly researched and debated mysteries in the history of the UFO phenomenon and among the most enduring.

This month, Roswell will mark the 75th anniversary of the alleged 1947 UFO crash with the debate over what occurred far from settled.

That hasn't been for a lack of digging. For decades now, journalists, authors, documentary film crews and others fascinated by the incident have unearthed and publicized countless bits of information and artifacts of that time.