These unannounced postage paid postcards turned up on Australia Post's website on 16 April. They were subsequently featured in Stamp Bulletin No. 304.

Issue Information
Each pack was sold for $9.95 and contains six postcards separated by rouletting. The photograph below shows the pack's format.

Transport Postcard Pack

Underwater Life - features Spotted Stingaree, Longfin Bannerfish, Eastern Clownfish, Nudibranch, Diagonal-banded Sweetlips, Small-sclae Scorpionfish

Australian Locations - features Dove Lake (Tasmania), The Pinnacles (Western Australia), Devils Marbles (Northern Territory), Sydney Harbour Bridge (New South Wales), Victorian Arts Centre (Victoria), New England Wilderness National Pack (New South Wales)

Australian Transport - features West Coast Wilderness Train, Melbourne Tram, Big Pineapple Train, Rottnest Ferry, The Ghan, Sydney Monorail

Australian Animals - features Short-beaked Echidna, Australian Dingoes, Common Wombat, Squirrel Glider, Koala, Red Kangaroos

Issue Summary
The table below summarises the above information. The cost of each item is given, along with a total for each section. In some cases the stamps are only available from self-adhesive booklets (sold at face value), or from prestige booklets, souvenir sheets or folders (sold above face value).

Item and Description	Cost
For the Specialised Collector
Postal stationery Postcards (4 sets at $9.95)	$39.80
Total	$39.80
Grand Total	$39.80

References
Australia Post, Australian Stamp Bulletin, No. 304, May-June 2010

If you have more information, or spot an error, please e-mail me.