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COMING CLEAN

Long before the hydration pack, there was the Sierra Club cup. Generations of Sierra Club hikers and backpackers kept these metal cups hooked to their belts, ready for dipping into a cool mountain stream. In his famous 1971 profile of David Brower, John McPhee wrote that "In various wildernesses with Brower I had never seen him eat or drink from anything else. In the past, in the High Sierra, he had on occasion rubbed pennyroyal-mint leaves over the embossed letters in the bottom of his cup and added snow and whiskey for a kind of high-altitude julep." 

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