Duncan Campbell's Crystal Ball

Origin
Duncan Campbell was born in what is now called Sápmi, formerly Lappland. He was deaf, and known to be a famous soothsayer. He made predictions about the future using his crystal ball. He was quite a showman, gaining the attention of common folk and royalty alike with his predictions and snake oil medicines.

Effects
Allows user to see events that are to come within the crystal ball. The user will only see a brief flash, and will become temporarily deaf while in use.

Collection
Mentioned to be in the office in "A Touch of Fever". Used to investigate possible pings.