National Treasure (2004). fig. 2.|
A square and compasses on the back of the American Declaration of Independence is revealed by the use of lemon juice and heat. [00:52:19]. A much clear, more detailed image appears in the movie trailer.
Nicolas Cage, Justin Bartha, Sean Bean, Diane Kruger, Harvey Keitel, Christopher Plummer, Jon Voight. Directed by Jon Turteltaub, written by Ted Elliott, E. Max Frye. USA, English. Colour, Stereo. 131 min (Adventure). *