Registration of letters between Australia and Hong Kong, 1863-02-04 Unit ID: 114/321 Date: 1863-02-04
Registration of letters between Hong Kong and Australia, 1862-12-04 Unit ID: 114/92-93 Date: 1862-12-04
Registration of letters between New Zealand and Hong Kong, 1863-06-02 Unit ID: 115/212-13 Date: 1863-06-02
Regulation of mail service between France and Australia, 1882-08-14 Unit ID: 157/71-87 Date: 1882-08-14
Regulations for conveying Australian mails via Marseilles, 1854-03-01 Unit ID: 82/174-75 Date: 1854-03-01