It is unlawful for any person, firm or corporation to erect any billboard within the city limits of Vancouver, without first making application to the city council for permission to do so, which application shall be in writing and shall show the proposed location, size and number of such billboard, and the construction thereof shall not be commenced until permission therefore has been granted by the city council and permit issued by the city clerk, and provided that permission shall not be granted for the erection of any advertising structure or billboard, the surface of which exceeds twelve feet in height and twenty-four feet in length, and which is not so placed that the distance from the property lines on which the same is situated to the base thereof shall not be less than the height from the ground to the extreme top of the sign unless special permission is granted by the city council for the construction thereof; and provided further, that no such sign or billboard shall be erected except and unless the application therefor is accompanied by written consent of sixty percent in area of the property owners within a radius of two hundred feet from the proposed location of such billboard. (Ord. 1548, 1936: Ord. 1454 §11, 1930)