The optical illusion is credited to Professor Joseph Jastrow, a pioneering psychologist, who used it to illustrate optional illusions in 1891.
It's sold as part of many magic kits to children.
- Presented as an optical illusion in Simple Conjuring Tricks by Will Goldston (1913)
- A kind of bet in 200 More Tricks You Can Do by Howard Thurston as Which Is Larger? (1927)
Variations of the shape
- Dayton, R. (1994). Fish Sticks. M-U-M, 83(September), 30–32.
- de Courcy, K. (1997). A brief talk on the banana. Linking Ring, 77(1), 91–93.
- Freer, Winston . (n.d.). Boomerang Fish. In Freer’s exclusive mysteries. Miracle Factory.
- Ginn, D. (2010). Baffling boomerangs. Magicana, 57, 10–13.
- Gower, H. (1962). Magic mudguards. Abracadabra, 33, 4–6.
- Kleefield, J. (2008). Boomerang Teach-In. Linking Ring, 88(5), 84–85.
- Pecor, C. J. (2001). The boomerangs revisited. Linking Ring, 81(5), 108–109.
- Price, D. (2000). Color changing boomerangs. M-U-M, 89(May), 36–38.
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