TY - RPRT TI - Application information on typical hygrometers used in heating, ventilating and air conditioning (HVAC) systems AU - Kao, James Y AU - Snyder, William J PY - 1982 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 82-2460 DO - 10.6028/NBS.IR.82-2460 ER -