Description:
Obverse
Lettering:
สมเด็จพระนางเจ้าสิริกิติ์ พระบรมราชินีนาถ
พระชนมายุครบสามรอบ
Reverse
Lettering:
รัฐบาลไทย ๑๒ สิงหาคม พ.ศ.๒๕๑๑
๓๐๐ บาท
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