Secret Of The Unicorn Serial Number | The Adventures Of Tintin

Behind it, a fissure in the cliff.

The real treasure was the truth.

The next morning, he visited Professor Calculus. The half-deaf genius was calibrating a new ultrasonic depth-finder. “Calculus, does ‘UN-7’ mean anything in naval history?” The Adventures Of Tintin Secret Of The Unicorn Serial Number

Tintin smiled, closing the folio. “Sometimes, Captain, that’s the only treasure worth finding.” Behind it, a fissure in the cliff

“During Sir Francis’s time,” Calculus said, tapping a page, “the crown allowed private shipyards to use a code. ‘U’ stood for ‘Unicorn-class’—a fast frigate with a shallow draught. And the number…” He pushed his spectacles up. “The number was not the hull number. It was the chart number .” closing the folio. “Sometimes

Haddock squinted. “That? Just a builder’s mark. UN-7. Probably the toymaker’s batch number.”

Tintin’s heart raced. “Chart?”