This section is from the book "Beverages And Their Adulteration Origin, Composition, Manufacture, Natural, Artificial, Fermented, Distilled, Alkaloidal And Fruit Juices", by Harvey W. Wiley. Also available from Amazon: Beverages And Their Adulteration.
During the time in which I was in charge of the execution of the Pure Food Law I made every effort to prevent the adulteration of distilled liquors by any of the above means. After a long drawn-out contest the definitions of whisky and other distilled spirits which I had established under the Pure Food Law were accepted by direction of President Roosevelt, and were put into the shape of regulations by the Bureau of Internal Revenue as a guide to the officials of that Bureau in properly marking and stamping packages of distilled spirits. This was done under the administration of President Roosevelt. When President Taft came into office he directed that these regulations be revoked and supplemented by another set, which permitted any distillate of grain, no matter of what color or character, to be designated as whisky. The two sets of regulations are as follows:
 
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