Michel # 545; Scott # 1423; Stanley Gibbons # 523;
	The Domestic Bull (Cow) . Bos primigenius taurus.
	Color: dark violet blue
	Date of Issue: 24.09.1964
	Face Value: 4 TWD
	Designer: Cheng Yueh-po
	Stamp Size: 29 × 39.5 mm.
	Stamp Quantity: 400 000
	Perforation: 12

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