4 15. Aveixixa of Srames. Stamps in prepayment of postage or other charges upon any postal articles still he affixed upon the face of such article in the top right-hand corner theresf, and it shall not be obligatory upon the Postal Department to take notice of any stamps which are affixed elsewhere, 16. Posrau Starreneny. (1) Posteards shall be sold at a price to be fixed by the Postmaster in addition to the postage value represented by the stamp tupressed thereon, (2) Registration envelopes impressed with a six cents stamp shall be stocked by Postuvisters in the following sizes viz:— size F (about 54 x 34 inches) Size (i (about 6 x 3} inches) Size H2 (about 9 x 4 inches) Size K (about 115 x G inches) They shall be sold at the following prices:— Size F 7 cents each Size G8 cents each Size H2 8 cents each Size K 10 cents each (3) Postal envelopes (other than registered envelopes) shall be sold at a price to be fixed by the Postmaster in addition to the postage value represented by the stamp impressed thereon. (4) Air letter forms shall he sold at the postage value repre- sented by the stamp impressed thereon. (5) Embossed printed or impressed postage stamps cut out of postal envelopes or postcards issued by the post offices of the Presideney may be used as adhesive stamps in payment of postage charges provided they are not imperfect, mutilated or defaced in any way. Stamps indicating the payment of registration fee may be used only for registered correspondence. 17.) Reery-Patp Postcarps. Reply-paid posteards shall not be issued in the Presidency, ‘The reply halves of reply-paid postcards issued by other Vostal Administrations shall he accepted subject. to the regulations of the Universal Postal {nion, 18. Repiy Couruss. Reply Coupons shall not. be issued in the Presidency. Reply Coupons issued in other countries of the Universal Postal Union shall be exchangeable at any Money Order Office in the I’residency for stamps valued as follows:—