"[6] "The keys of the building were twelve to eighteen inches long and were expressive of the formidable character of the jail, the walls of which were three feet thick.
"[6] "The Massachusetts Charitable Society, at their quarterly meeting last Monday evening [in December 1797], unanimously voted a blanket for each prisoner now confined in Boston gaol, and as much fuel as will be necessary to keep them comfortable during the inclemency of the season.
"[9] By 1807 the "county gaol" appeared as "a plain stone building of considerable strength," located "in the rear of the court-house.
"[12] Through the years, gaol keepers included Mr. Salter (c. 1662); Richard Brackett (c. 1665);[13] Seth Smith (c. 1711);[6] William Young (c. 1740);[14] Oliver Hartshorn (c.
"In 1823 the old gaol was taken down, and its materials were partly used in constructing the gun house and ward room on Thacher Street" in the North End.