Section 51 — Opinion as to usages, tenets, etc., when relevant

When the court has to form an opinion as to —

(a)the usages and tenets of any body of men or family;

(b)the constitution and government of any religious or charitable foundation; or

(c)the meaning of words or terms used in particular districts or by particular classes of people, the opinions of persons having special means of knowledge thereon are relevant facts.