Postmaster General: Postal Guide 1948
RATE OF POSTAGE
The prepaid rate is 3 mils per 50 grammes or part thereof.
A printed paper, if posted unpaid, is charged on delivery with double postage; if posted underpaid, with double the amount of the deficiency.
WEIGHT AND SIZE
The maximum weight is 2 kgs.
The limits of sizes are:—
60 cms. in length; 30 cms. in width; 30 cms. in depth;
or if made up in the form of a roll, 75 cms. in length and 10 cms. in diameter.
Envelopes or covers less than 10 cms. in length by 7 cms. in width must not be used. The material for cards mast be ordinary cardboard or paper not less thick and not more flexible than postcards issued and sold by the post office.
Printed paper, if posted unpaid, is charged on delivery with double postage, a printed paper posted underpaid is charged with double the amount of tile deficiency.
A packet prepaid at the printed paper rate which contains any enclosures not admissible at that rate, or infringes any of the following regulations, is charged as an unpaid postcard, if admissible at that rate, or as an underpaid letter, or is transferred to the parcel office and is charged with a fine of 5 mils in addition to any deficient parcel postage, whichever involves the lowest charge.
A packet is not necessarily admissible at the printed paper rate because it contains nothing but printed matter. The whole of the contents must fall clearly within the definition given.
The expression printed paper means a packet not exceeding two kilogrammes in weight which consists of or contains one or more of the following articles or documents:
- Books and other publications or works of a literary character, whether containing written dedications or not, and any other written or printed matter not being in the nature of a letter (on paper or on some substance ordinarily used for writing or printing);
- Sketches, drawings, paintings, photographic prints, and engravings, on paper or on some substance ordinarily used for the purpose, provided it is not a brittle or exceptionally fragile substance;
- Maps, plans and charts, on paper or some other substance ordinarily used for the purpose, provided it is not a brittle or exceptionally fragile substance;
- The binding or mounting of any article described above, provided such binding or mounting is of a kind ordinarily used for the purpose, is not made of glass, or any brittle or exceptionally fragile substance, and is transmitted in the same packet with the article in respect of which it is used;
- The articles and documents described on pages 12-14.