National Treasure (2004)
The Meerschaum Pipe Stem
From the film · 00:18:00
“The legend writ, the stain affected, the key in Silence undetected. Fifty-five in iron pen, Mr. Matlack can't offend.”
The Charlotte's hold, moments before Ian Howe shows his hand
What we know
A carved meerschaum pipe with a hexameter cipher etched on its stem
The pipe is meerschaum — hydrated magnesium silicate, soft enough to carve, dense enough to hold engraving. The bowl shows a sea engagement that does not appear in any naval registry. The stem is the message. Five lines, in eighteenth-century English. "The legend writ" is an instruction to look at something written down. "The stain affected" is a cue toward invisible ink — the kind of thing a kitchen with lemons can produce. "The key in Silence undetected" tells the reader which key text to use, capitalized so we don't miss it. "Fifty-five in iron pen" identifies the document by its signers and its ink. "Mr. Matlack" gives us the engrosser by name.
The Puzzle
The pipe-stem cipher names its key text by name: “the key in Silence undetected.” Capital S, capital N to N. Which document does the line point to?