This sheet features 6 portraits of Her Majesty Queen Sirikit of Thailand. The stamps were issued on 12th August, which is the Queen’s birthday. This day is also celebrated as Mother’s Day in Thailand.
Issue Date: 12th August 2013
The stamps were issued during the Thailand 2013 World Stamp Exhibition. The general theme of the exhibition was arts and crafts. During the exhibition, the title of Pre-eminent Protector of Arts and Crafts was conferred on Queen Sirikit.