I recently found such a mystery in the Electricity Collections. We have two small neon-type signs -- one reads "NBS" and the other, "Helium." Handwritten paper labels on each sign contained the ...

HAVE BEEN HUNG IN WINDOWS AND ON NEON SIGNS BUILDINGS FOR A BETTER PART OF THE PAST CENTURY, EACH ONE WITH IT’S OWN UNIQUE PURPOSE. EVERY SIGN DOES TELL THE STORY. MATT: BUT WHEN THAT PURPOSE IS ...