Lot 363Postal History: 1912 cover to USA franked with ½d issues from all six States tied Sydney '-4AP12' datestamps slightly overpaying 2½d foreign letter rate, also cover to Malta with mixed franking of Tasmania Pictorial ½d green, NSW Arms 1d red and ½d grey-green and Victoria Bantam ½d green tied 'ULVERSTONE/MR4/12/TASMANIA' datestamps paying 2½d UPU rate. [ACSC states interchangeable use of States' stamps Australia-wide was permitted from 13.10.1910] (2)