375. (1) An elector who declares under oath, as in Form 13, that he is unable to mark his ballot himself by reason of an infirmity or because he cannot read, may be assisted by either the presiding officer in the presence of the agents, or by an elector who declares under oath, as in Form 14, that he has not assisted another elector during the polling and that he will not disclose the name of the candidate for whom the elector has voted in his presence. In either case, an indication of it is made in poll book.
(2) The presiding officer must enter in the poll book opposite the name of each voter whose ballot has been so marked, the reason why such ballot was marked by him.