Source Source of the source Basically because someone put the steam measurements in doubt Francesco Celani asked directly to the measurer i e chemist dr Gilberto Galantini if the measurement regarding steam were made with the appropriate devices how was the steam etc Galantini answered to Celani and Celani published the statement made by Galantini i e the steam measurer Therefore there is no doubt at all from Francesco Celani about the sutability and satisfatoriness of the measurements 80 180 63 143