Questions over powers of the Apothecaries' Hall Letter from the Society of Apothecaries of London about the legality of the Assistant Certificates issued by Apothecaries' Hall (1906), also case for the opinion of Herbert Wilson on the period of apprenticeship needed to qualify as a Licentiate of Apothecaries Hall, and the dispute between the Hall and the Pharmaceutical Society over this matter (1909). 1906, 1909