Note 52 — JEUX D'ESPRIT AND MINOR POEMS, 1798-1824.
Reading edition
[Millbank Penitentiary, which was built in the form of a pentagon, was finally taken in hand in the spring of 1813. Solitary confinement in the "cells" was, at first, reserved as a punishment for misconduct.—Memorials of Millbank, by Arthur Griffiths, 1875, i. 57.]