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loxa or laxar

At Acheh in Sumatra, 19ᵗʰ century, units used in the trade in betel nuts. As a unit of count = 10,000 nuts. As a unit of mass, 1 loxa is about 168 pounds avoirdupois, about 76.2 kilograms. Assuming the nuts are sound, the measures are equivalent; however, traders usually allowed an extra percentage (as much as 25%) for unsound nuts.

Doursther, 1840. Page 235.
Simmonds, 1892. Pages 224 and 234.
Grund, 1834. Page 116.