No building, structure, or land shall be used, and no building shall be erected, structurally altered, or enlarged, except as provided herein. The following uses are permitted in a mobile home park:
(a) Mobile homes for one-family dwellings, one per mobile home lot;
(b) Accessory buildings and uses incidental to and in conformance with the foregoing use;
(c) Schools, public and parochial, provided that all structures and buildings are set back not less than 50 feet from side lot lines, and 100 feet from property lines;
(d) Churches and parish houses, provided the church is set back 30 feet from side lot lines;
(e) Public utility substations;
(f) As an accessory use to a mobile home, home offices and occupations, as permitted in single-family residential districts under the Zoning Code, may be maintained, provided not more than 20% of the floor area of the mobile home is used for such purpose, and no sign advertising the same exceeding 1-1/2 square feet is used. (Ord. 6519-C. Passed 1-3-67.)