The Secret of the Hole in the Wall

The title The Secret of the Hole in the Wall occurs in F.C.L. Bosman (1980), as a work by an anonymous author.

It was

There are a few works that apparently used the notion of the "hole in the wall" and may have been the original text used.

The Hole in the Wall is a Farce, in two acts by John Poole

First performed at the Theatre Royal, Drury Lane, London, in 1813 and published by J.M. Richardson in the same year.

Facsimile version of the 1813 edition by Richardson, Google E-book[1]