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#wan sia

Three wooden Lanna calendar bars (pakkhathuen) carved into a grid and drilled with holes for counting days, topped with half-moon and full-moon carvings, on display at the Siam Society in Bangkok

Wan Sia: The Bad Days of Each Lanna Month

16 October 2026 · Culture

Wan sia are the inauspicious days of each Lanna month. Read the elders' verse line by line, the bad days of all 12 months, wan thun days, a…

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