Reference : MM-1-18-229

Name of creator(s) : Michael Moerman

Scope and content : January 11, 1961. Chert told Moerman about the construction of a bridge to Sopong. The chief district officer budgeted only 9,000 baht for construction. But the estimated cost was 15,000 baht. However, according the opinion of the Moerman, the estimate of the construction contractor was higher than the actual cost.

Extent and medium : Punch card