...all the agreements hereinafter contained apply exclusively to mails exchanged under these Articles. II. — 1. There shall be admitted to the mails exchanged under this Convention articles of merchandize and mail matter — except letters, post -cards, and written matter — of all kinds, that...

...existing under the Universal Postal Convention, which will continue as heretofore; all the agreements hereinafter contained apply exclusively to mails exchanged under these articles. ARTICLE II. their contents to be easily examined by postmasters and customs officers, and except that the following...

...agreements hereinafter contained apply exclusively to mails exchanged under these Articles. ABTICLE II. 1. There shall be admitted to the mails exchanged under this Agreement articles of merchandise and mail matter — • except letters, post-cards, and written matter...