The Give-a-Show projector in Iris Wildthyme and the Unholy Ghost is clearly intended to be similar, if not the same as the Give-a-Show Projectors from real life, a series of children's toys that released some of the first Doctor Who comic stories.
The Confounding Case of the Planetary Prankster • The Pernicious Plots of the Big Game Hunter • The Dangerous Dilemma of the Dream Doorway • Assassin on the Railroads • The Curious Case of the Weirdling Woods
Some categorisation may be based upon conjecture. Real world information should not enter into this. Additionally, a character's role in the DWU can differ from the real world - their placement here is for categorisation.