MOP, Bk 6 Pt.1, v.4, 514
On the north by the limit of the municipal waters which the municipality of Rizal shall have pursuant to section 2321 of the Revised Administrative Code;The municipality of Rizal, as herein organized, contains the following barrios: New Tolon, which shall be the seat of the municipal government, Mapang, Bongbongan, Tuayon, Sipaon, New Carcar, Singaran, Sacro, Maroc, Mitemos, Nanca-an, Tolon, Marapong Diot, Balatacan, Damasing, Sibaca, Nasipang, Mabunao and Nanka.
On the east by the Zamboanga-Occidental Misamis provincial boundary;
On the south by the present boundary line of Dapitan and Dipolog; and
On the west by a straight line starting from M.B.M. No. 3, located at the intersection of longitude 123° 30' E. and latitude 8° 25' N., established by Survey Party No. 17-B of the Bureau of Lands, running 4° 15' E. to Calubi point at the intersection of longitude 123° 31' E. and latitude 8° 38' N. (Reference used: map of proposed municipality of Rizal, Province of Zamboanga: Scale 1:40,000 submitted by the office of the District Engineer.)