Advert for Calvert's Dento-Phenolene, 1890s.

Smokers should use Calvert's Dento-Phenolene : a pleasant and fragrant liquid dentifrice and mouth wash prepared with Calvert's purest phenol (carbolic) / F.C. Calvert and Co. Between 1890 and 1899? Double-sided 1890s advertisement for F.C. Calvert and Co.'s Dento-Phenolene and on the reverse "Anti-mosquito" soap printed in black on pale orange paper. The Dento-Phenolene was supposed to sweeten the breath and preserve the teeth and was available in 2 sizes of bottle. EPH650:4