Description
MiNo. 625X MH 
Thailand
X = Wz 3, perf. K 13 1/4 (28.4.1972)
MH, Issue date: 04/28/1972
Picture descriptions:
ke) King Bhumibol Aduljadeh
625 X 75 S purple ke
Printer: The Government Printing Bureau, Ministry of Finance, Japan
Here as stamp booklet with 10 x MiNo. 625 X
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Here as Incorrect MINT NEVER HINGED (MNH) Booklet of 10 stamps. The script in Thai "Thai Post" on the cover is incomplete! This error has been officially announced!