Franklin, John C. Data-acquisition system for radon monitoring Franklin, John C.; Hill, A. L.; Meyer, T. O.; Zawadski, R. J. - Washington Bureau of mines 1976 - 19 p. - RI 8100 . Subjects--Topical Terms: MINERIAMINING Subjects--Index Terms: MEDIDAS DE RADON RADON MEASURES Universal Decimal Class. No.: 622