Michel # 254; Scott # 140; Stanley Gibbons # 220; Yvert # 209;
	The Plain Bonito . Orcynopsis unicolor.
	Color: olive
	Date of Issue: 06.03.1964
	Face Value: 50 c
	Designer: no information
	Stamp Size: 24.9 × 40.9 mm.
	Stamp Quantity: 450 000
	Perforation: 12½:13

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