=1798.= Whenever practicable special guards will be detailed for the
particular duty of guarding working parties composed of such prisoners
as cannot be placed under overseers. (300)

=1799.= The prisoner guard and overseers will be commanded by the
police officer; if there be no police officer, then by the officer of
the day. (301)

=1800.= The provost sergeant is sergeant of the prisoner guard and
overseers, and as such receives orders from the commanding officer and
the commander of the prisoner guard only. (302)

=1801.= Details for prisoner guard are marched to the guardhouse and
mounted by being inspected by the commander of the main guard, who
determines whether all of the men are in proper condition to perform
their duties and whether their arms and equipments are in proper
condition, and rejects any men found unfit. (303)

=1802.= When prisoners have been turned over to the prisoner guard or
overseers, such guards or overseers are responsible for them under
their commander, and all responsibility and control of the main guard
ceases until they are returned to the main guard. (Par. 1804.) (304)

=1803.= If a prisoner attempts to escape, the sentinel will call
"=Halt=." If he fails to halt when the sentinel has once repeated his
call, and if there be no other possible means of preventing his
escape, the sentinel will fire upon him.

=1804.= On approaching the post of the sentinel at the guardhouse, a
sentinel of the prisoner guard or an overseer in charge of prisoners
will halt them and call, "=No. 1, (so many prisoners.)=" He will not
allow them to cross the post of the sentinel until so directed by the
Corporal of the guard. (306)

=1805.= Members of the prisoner guard and overseers placed over
prisoners for work will receive specific and explicit instructions
covering the required work; they will be held strictly responsible
that the prisoners under their charge properly and satisfactorily
perform the designated work. (307)

Stable Guards

=1806.= Under the head of stable guards will be included guards for
cavalry stables, artillery stables and parks, mounted infantry
stables, machine-gun organization stables and parks, and quartermaster
stables and parks. Where the words "troop" and "cavalry" are used they
will be held to include all of these organizations. (308)

=1807.= When troop stable guards are mounted they will guard the
stables of the cavalry. When no stable guards are mounted, the st