Snowmobiles in Antarctica

Front:
AUSTRALIAN ANTARCTIC TERRITORY 45c ski ob FIRST DAY SOF ISSUE 5 MARCH 10 5 KNOTS 15 20 1998 TON TAS 7050 michelle ski-doo ski-doo

Back:
Stamp! AUSTRALIAN MADE Australian Antarctic Territory - Transport Photograph: Jonathan Chester/Extreme Images * AIR MAIL PAR AVION Australia Post FOR POSTING IN AUSTRALIA AND DELIVERY WORLDWIDE