The seals of the Secretary of State and Auditor of Accounts and of the several courts of this State and of the several public offices and officers in the several counties, now established and used, shall be the seals of such courts, offices and officers respectively and shall be so received and used. The seal of the office of the clerk of peace shall be the seal of the county government of Kent and Sussex Counties. The seal of the office of the clerk of the county council shall be the seal of the county government of New Castle County.