TY - RPRT TI - Thermocouple reference tables based on the IPTS-68 : reference tables in degrees Fahrenheit for thermoelements versus platinum (Pt-67) AU - Powell, Robert L AU - Burns, George W PY - 1975 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS MONO 125supp1 DO - 10.6028/NBS.MONO.125supp1 ER -