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Lessa (unit) 
Summary
A lessa was a customary unit of area used in the Indian state of Manipur and neighbouring regions. After metrication in the mid-20th century, the unit became obsolete.
Size edit
The conversion of the lessa is still debated to this day.
See also edit
References edit
"Arunachal Pradesh land records". Department of Land Resources, Government of India. Archived from the original on 2006-06-17. Retrieved 2007-01-20. {{cite web}}: External link in |work=