Late arrival of Boomerang and Marco Polo from Australia, 1855-11-16 Unit ID: 90/129-31 Date: 1855-11-16
Letter bills and forms for use by Australian Post Offices, 1853-02-25 Unit ID: 77/60-61 Date: 1853-02-25
Letter from Orient Co. about Australian mail service, 1896-10-30 Unit ID: 194/469-73 Date: 1896-10-30