Commercial Papers

(1) The expression “commercial papers” in these Regulations means a packet of papers or documents wholly or partly written or drawn, not having the character of an actual and 40 personal correspondence, such as unenclosed letters and postcards which are out of date and have already fulfilled their original purpose or copies thereof, papers of legal proceedings, documents of every kind drawn up by law officials, way-bills or bills of lading, invoices, documents of insurance companies, copies of or extracts from deeds under private seal written on stamped or unstamped paper, musical scores or sheets of music in manuscript, the manuscript of works or of newspapers sent unaccompanied, pupils’ exercises in the original or with corrections, but without any note which does not relate directly to the performance of the work. Packets containing correspondence exchanged between school pupils, even when it has the character of a current and personal correspondence provided that they are forwarded through the intermediary of the principals of the schools concerned. (2) These documents may be accompanied by reference slips or covering statements showing the following or similar particulars– (a) a list of the papers included in the item; (b) references to correspondence exchanged between the sender and the addressee. (3) Paragraphs (7) and (9) of regulation 30 shall apply to (4) Packets of commercial papers shall be clearly marked in the upper left-hand corner of the address side “Commercial