1. Our office boy's essay on heads Publication: Yonkers, N.Y. : The Arlington Chemical Co., [1892] Subject(s): Headache -- drug therapy
2. The secret of a clear head: bromo caffeine for brain workers Author(s): Keasbey & Mattison Company, author. Publication: Ambler, Penna. : Keasbey & Mattison Company, [between 1881 and 1889?] Subject(s): Headache -- drug therapyFatigue -- drug therapyCaffeine -- therapeutic useHydrobromic Acid -- therapeutic usePhytotherapy
