Go to start Face Main Khlong
See 4 horizontal yellow characters Thigh height
See 2nd from your left
How many brush strokes?
For 2 strokes use 0.123
For 3 strokes use 0.223
For 4 strokes use 0.323
For 5 strokes use 0.423
.
....etcetera
Subtract answer from N13 45.251 E100 34.569
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