Gunasoma, K.A.Ranatunge, R.J.K.S.K.2020-08-282020-08-281980Engineer, 8(2-4)/9(1-2):p.45-50https://dl-iesl.nsf.gov.lk/handle/1/2339Engineering and TechnologyMetrologyCalibrationAlmer's procedureSingle pan balancesDouble pan balancesAn investigation of a problem relating to the calibration of balancesArticle