Research paper RP (series). 2092. Heat of fluorination of cobaltous fluoride, and heats of reaction of cobaltic fluoride with hydrogen and with bis (trifluoromethyl) benzene (a, a, a, a′, a′, a′-hexafluoroxylene): by Ralph S. Jessup, F. G. Brickwedde, and Martin T. Wechsler.