Governors' Despatches to and from England, Volume 1 1788 - 1796., p 139
The Night Watch
The watch of each district to be under the direction of one person, who will be named for that purpose, and all the patrols to be immediately under the inspection of Herbert Keeling.
They are never to receive any fee, gratuity, or reward from any individual to engage their exertions in the execution of the above trust; nor are they to receive any stipulated encouragement for the conviction of any offender; but their diligence and good behaviour will be rewarded by the Governor, and for which purpose their conduct will be strictly attended to by those who are in authority over them.
The night-watch to go out as soon as the taptoo has done beating, to return to their huts when the working drum beats in the morning, and reports to be made at twelve o'clock to the Judge-Advocate of all robberies and misdemeanours, by Herbert Keeling.
Any assistance the patrols may require will be given them on applying to the officer of the nearest guard, and by the civil power if necessary; for which application is to be made to provost-martial. Any negligence on the part of those who may be employed on this duty will be punished with the utmost rigour of the law.
The night-watch to consist of the following persons;