From an old article on the New York Times:
The Senator Behind the Window Sticker QuoteONE of the less noted milestones of the year just ended was the 50th anniversary of the window sticker, the now-ubiquitous price sheet that has helped to make new-car purchases a bit less confounding since the late 1950s.
Before then, car buyers often had no idea what was included in the cost of a vehicle. Between the factory and the dealer's lot, hundreds or even thousands of dollars of extras – including exorbitant shipping charges and a multitude of options, some more valid than others – could be added to the price.
FULL ARTICLE HERE (http://markholtz.info/ug)
We call it a Monroney Sticker for a reason, not a "window sticker".