Section 5
SEC. 5. Upon the receipt of such application and fee or affidavit, the Director of Public Works shall cause the same to be registered or recorded in a book or file to be kept by him for that purpose, which shall be known as the "Motor Vehicle Register," and in which such information shall be set forth as will enable the motor vehicle and the owner thereof to be readily identified. The Director of Public Works or his deputies shall issue to the applicant free of charge, a numbered certificate of registration for each separate motor vehicle and shall enter the number of such certificate in the "Motor Vehicle Register:" Provided, however, That in case of exemption under subsection (n) of section four of this Act, both the certificate and the "Motor Vehicle Register" shall be plainly marked or stamped substantially after the following form: "REGISTERED FOR STORAGE ONLY. MOTOR VEHICLE NOT TO BE OPERATED ON PUBLIC HIGHWAYS UNDER THIS CERTIFICATE."