The expediency and facility of establishing the metrological and monetary systems throughout India, on a scientific and permanent basis, grounded on an analytical review of the weights, measures, and coins of India, and their relative quantities with respect to such as subsist at present, or have hitherto subsisted in all past ages throughout the world : in connexion with which, the measures of time, on elementary principles of technical chronology of eastern nations, are investigated, explained, and now for the first time referred to their proper originals /