The search for sunken treasure: Geronimo and his friends set sail to the Ratlapagos Islands to search for a sunken treasure. He soon begins to suspect that they aren't the only ones looking for the treasure. The mummy with no name: Geronimo and friends go to the Egyptian Museum just before Halloween to investigate what seems to be a real live mummy.
Mummies -- Fiction.
Mummies -- Juvenile fiction.
Treasure troves -- Juvenile fiction.