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Number by catalogue: Michel: 2299 Yvert: 2189 Scott: 2227
Perforation type: 14x14 ½
Subject:
50 cents. Wind energy. Wind electric power generators
Renewable energy
Australia 2004.03.30
In issue: Stamp(s): 4
Issued in: sheets of 40 stamps in 2 blocks 5x5. Stamps in a series are combined in blocks