Adjudicated Heat: How American Courtrooms Certified the Thermometer Before Science Did
Decades before physicists arrived at a coherent theory of heat, American courts were routinely treating thermometric readings as settled fact in insurance, labor, and public health proceedings. This article argues that juridical practice—not laboratory consensus—first conferred epistemological authority on temperature measurement in the United States. The case reveals a largely overlooked pathway through which legal necessity shaped the boundaries of scientific credibility.