2940 UNIVERSAL POSTAL CONVENTION. MARCH 20, 1934. Auditing aerial trans- portation accounts. Dutyon creditor Ad· ministration. ARTICLE 20 Compte des jrais de transport aerun. I.-Les poids bruts des de- peches et les poids nets majores de 10% des envois a decouvert, figurant dans les releves A V 3 ou A V 4, sont multiplies par un chiffre etabli d'apres Ill. frequence des services d'ete et d'hiver; les produits ainsi obtenus servent de base it des comptes particuliers etablissant en francs les prix de transport revenant a chaque Ad- ministration pour Ie semestre en cours. 2.-Le so in de dresser ces comptes incombe it l'Administra- tion creanciere qui les transmet a I'Administration debitrice. Prepared in dupli- 3. -Les comptes particuliers cate_ sont dresses en double expedition et transmis aussitot que possible a I'Administration debitrice. Si Presumption on ae- l'Administration creanciere n'a ceptance. b . ·fi General account. Various provisions. reltu aucune 0 servatlOn recti ca- tive dans un intervalle de trois mois a compter de l'envoi, ce compte est considere comme ad- mis de plein droit. ARTICLE 21 Decompte general. Sauf entente contraire entre les Administrations interessees, Ie decompte general des frais de transport aerien est etabli deux fois par an par Ie Bureau inter- national d'apres les regles fixees pour Ie decompte des frais de transit. CHAPITRE VI DISPOSITIONS DIVERSES. ARTICLE 22 ARTICLE 20 Aerial transportation account 1. The gross weights of the dis- patches, and the net weights in- creased by 10 per cent of the articles in open ma.il, shown in the statements AV3 or AV4, are multiplied by a figure determined by the frequency of the summer and winter services; the products thus obtained sen-e as the basis for individual accounts showing, in francs, the transportation charges due to each Administra- tion for the current six-month period. 2. The duty of preparing those accounts is incumbent upon the creditor Administration, which transmits them to the debtor Administration. 3. The individual accounts are made up in duplicate and trans- mitted as soon as possible to the debtor Administration. If the creditor Administration has not received any statement of differ- ences within an interval of three months, counting from the date of transmittal, such accounts are considered as automatieally ac- cepted. ARTICLE 21 General account In the absence of contrary agreement between the Adminis- trations concerned, the general account of air-transportation charges is made up twice a year by the International Bureau, in accordance with the rules fixed for the transit-charge account. CHAPTEH YI VARIOUS PROVISIONS ARTICLE 22 Signalisation des. correspondances- Designation oj air-mail correspond- amon. ence Air-mail designations. Les correspondances-avion sont revetues, au depart, d'une eti- Labeling correspond- quette speciale ou d'une empreinte ence. de couleur bleue comportant les Air-mail correspondence is pro- vided, at the time of mailing, with a special blue label or im- print bearing the words Par avion
