Here's great news -- one can never technically reach "rock bottom."  The headline reads, "Nothing falls to pit bottom due to earth's motion."  From Popular Mechanics, 1933.

"They thought I was a weak sister—but I took their breath away!"  From Popular Mechanics, 1927.

If our eyes aren't deceiving us, this is a map of The Unknown Sea.  From The Unknown Sea by Clemence Housman, 1898.

You knew that "If wishes were horses, beggars would ride," but did you know that "If molecules were water, earth would be flooded"?  From Popular Mechanics, 1933.

"The ghost of a ghost."  From Popular Science Monthly, 1921.

You've heard of the "music of the spheres," and indeed, "piano wire helps astronomy."  From Popular Science Monthly, 1921.

"Tiny lighthouse signals," from Popular Mechanics, 1917.

From Popular Mechanics, 1924.

A portrait of a ghost from Popular Mechanics, 1930.  The headline reads, "How eyes tell lies."

"The mystery."  From Popular Mechanics, 1932.

"Don't be an office ostrich."  From Popular Mechanics, 1932.

"Flirting with death," from Popular Mechanics, 1927.

"Dark light promises way to talk with Mars."  We, too, use dark light to talk with Mars.  Therefore, this is one of the very few Popular Mechanics headlines we can vouch for.  From 1932.  Also, we always use dark light when painting with the "minus colors" from this other weird headline.

New York: Its Upper Ten and Lower Million by George Lippard, 1854.

"Tracing a curse to its source."  From Popular Mechanics, 1924.

"'Aladdin's lamp' halts train with beam of light."  From Popular Mechanics, 1930.

"Japanese talisman brings good luck."  From Popular Mechanics, 1914.

Three compound words for the lightheaded of society.  Madmoments, or First Verseattempts by a Bornnatural (Henry Ellison), 1839.

Which came first -- the telephone or the caller?  "Public telephone on an uninhabited island."  From Popular Mechanics, 1914.