Khasra operations (1841-1854) It had been customary for khasra functions to get carried out in temporarily settled tracts, and also in those forever settled lands where pursuits ended up so interfaced as to make it impossible or unduly highly-priced to indicate subject details upon the thak maps or thakbast papers. https://alexisaegdz.blogdiloz.com/32133863/topographic-survey-drone-bangladesh-for-dummies