Abbreviations of the Polish Army and the Home Army

Stamp from souvenir sheet.
WP: Wojska Polskiego - Polish Army
AK: Armii Krajowej - Home Army

Country:	Poland
Type:	Postage stamps
Series:	Home Army
Nominal:	20000+500 zł
Year:	1992
Size:	30 x 45 mm
Perforation:	frame 13¼
Mintage:	849,000