Nancy Drew 27: The Deadly Device Hints

"Element 74"

  • 1 of 3: You'll find a copy of the periodic table of the elements on a bulletin board in the first floor hallway, next to the lab entrance.
  • 2 of 3: As you can see, the element with the atomic number 74 is tungsten. So the book being referred to here is --
  • 3 of 3: -- "The Tungsten Divide."