Section 87 - Secondary Evidence.

Secondary evidence includes-

(a) certified copies given under the provisions hereafter contained in this Act;

(b) copies made from the original by mechanical or electronic processes, which in themselves ensure the accuracy of the copy, and copies compared with such copies;

(c) copies made from or compared with the original;

(d) counterparts of documents as against the parties who did not execute them; and

(e) oral accounts of the contents of a documents given by some person who has himself seen it.