The P28 Phrase
The simple description read: "Popular Portable Puzzles Proving Positively Perplexing and Perpetually Pleasing Posers Presenting Persistently Provoking Problems Providing Profuse Pleasure and Producing a Palliative or Placid Panacea to People Possessing a Propensity for Persistence, Patience, Perspicacity and Painstaking Propensities."
No, this is not a description of a mathematics book..or a mathematics class. Rather, it is from the label of a box containing a dexterity puzzle made in England in the 1930s. It sold on ebay for $10.
Also, this was Puzzle No. 15606. wouldn't you like to see the previous 15,605?