Reference : MM-1-18-64

Name of creator(s) : Michael Moerman

Scope and content : June 9, 1960. In the past the transportation of goods was very difficult. People carted rice to sell at the town of Phayao and then brought back various products to sell. It required 15 days to return home. But after the truck became a popular method of transportation, the transport of products became faster.

Extent and medium : Punch card