19N.I.Notice in writing of every meeting of the new trustees whether general or adjourned, shall be delivered or sent through the post to each trustee by the Clerk, or by some other person acting under the direction of the new trustees, or, in the case of a special meeting, by or under the direction of the person or persons summoning the meeting, seven clear days at least before the date of the meeting, so far as in the case of an adjourned meeting the interval between the original and adjourned meetings will permit. Every notice of meeting shall state the place, day and hour of the meeting, and every notice of a special meeting shall further state the matters to be discussed thereat.