150. The Government may make rules providing-(a) for the government, management and regulation of naval prisons and detention barracks;(b) for the appointment, removal and powers of inspectors, visitors, governors and officers thereof;(c) for the labour of prisoners undergoing confinement therein, and for enabling such prisoners to earn by special industry and good conduct, a remission of a portion of their sentence;(d) for the safe custody of such prisoners and the maintenance of discipline among them and the punishment by personal correction, restraint or otherwise, of offences committed by them;(e) for the application to naval prisons or detention barracks of any of the provisions of the Prisons Act, 1894, relating to the duties of officers of prisons;(f) for the admission into any prison, at proper times and subject to proper restrictions, of persons with whom prisoners may desire to communicate, and for the consultation by prisoners under trial with their legal advisers without the presence as far as possible of any third party within hearing distance.