SECRETARY'S ASSISTANT; EXHIBITING THE VARIOUS AND MOST CORRECT MODES OF SUPERSCRIPTION, COMMENCEMENT, AND CONCLUSION OF LETTERS TO PERSONS AT EVERY DEGREE OF RANK; INCLUDING THE DIPLOMATIC, CLERICAL, AND JUDICIAL DIGNITARIES: WITH LISTS OF FOREIGN AMBASSADORS & CONSULS, ALSO THE FORMS NECESSARY TO BE USED IN APPLICATIONS OR PETITIONS TO THE KING IN COUNCIL, HOUSES OF LORDS & COMMONS, GOVERNMENT OFFICES & PUBLIC COMPANIES; WITH A TABLE OF PRECEDENCY, AND THE ABBREVIATIONS OF THE SEVERAL BRITISH & FOREIGN ORDERS OF KNIGHTHOOD; BY THE AUTHOR OF THE PEERAGE & BARONETAGE CHARTS &C