Walt Disney Comics Digest #38

In "The Black Pearls of Tabu Yama," Scrooge, Donald, and the nephews Huey, Dewey, and Louie venture into a forbidden island in search of legendary black pearls, only to find their ship suddenly pulled into a hidden underwater cavern. With time running out and the only way out a risky plan to harness volcanic pressure, the group must work together to survive the depths and escape before the cavern seals them in forever.