Cook & Bernheimer
Cook and Bernheimer were listed as being in the liquor business in New York City. The tax on medicines was less than the tax on liquor, and it is a safe bet that "Sunsmile" had a high alcoholic content. Alcohol is not, after all, an ineffective pain killer. Perhaps the tax authorities were hounding the company in 1883, as these private die stamps were not issued until March 2, of that year, and then only through May 5. 37,804 were printed on watermarked paper.