Nothing in this Code in any way affects the requirements of Chapter 42, Laws of Maryland 1904, which states: “[F]rom and after [March 15, 1904], no building, except churches, shall be erected or altered in the City of Baltimore on the territory bounded by the south side of Madison street, the west side of St. Paul street, the north side of Centre street, and the east side of Cathedral street, to exceed in height a point seventy feet above the surface of the street at the base line of the Washington Monument.” Now codified as § 14-1 of the Code of Public Local Laws of Baltimore City Ord. 16-581