In Dr. Brain[]
- A poster of Crodfoller T. Rhubarb with a red viser is on a wall in a room.
In Hoyle Games[]
- Laura Bow and Dr. Brain can compete in Hoyle 4.
In Dr. Brain[]
- In Dr. Brain hintbook may be a couple of references to Laura Bow games. Including Monocle, Lantern (may also be a KQ4 reference), Handkerchief of LB1.
- Another puzzle in the same book also includes the 'monocle' reference.