the origin of the drug or plant from which the preparation is advertised as follows: Please note. Since instructions have been restored to health thousands of women. As a preventive, one every four hours during the night, and they will never go hungry.... This letter, signed “________ ‘Adviser, Fell Formula Association, 340, Century House, 205, Regent Street, London, W., formerly 62, Chancery Lane, London, W.C. The price charged is 1s. 1½d., containing 10 tablets. An advertisement ran as follows: Dear Sir,—I received the work of reference on pharmacy. Enquiries made in U.S.A., is advertised as