fast, fast relief - View this location on map when things got tough on the frontier, hardworking cowboys could choose powerful comforts. the oklahoma frontier drugstore museum (405-282-1895) in the grandiose gaffney building, documents the legal purchases of drugs like opium and heroin. an m. white from oklahoma city, writing sometime in the early 1900's, recorded the reason for buying cocaine as ''habit.'' milder potions came in bottles that now line the museum's walls. sa-tan-ic, made by the 666 medicine company, has a devil on its label, hinting of darker powers. New York Times 214 west oklahoma street, Guthrie, OK Historical, Cultural, Kids

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