1. New and wonderful discovery: consumption, catarrh, asthma, bronchitis and all pulmonary diseases can be cured without medicine by the Dr. Louis Weigert's "Perfection" Hot Air Inhaler Author(s): Dr. Louis Weigert Co., author. Publication: New York, NY : Dr. Louis Weigert Co., [1890?] Subject(s): Respiratory Tract Diseases -- therapyAirHot Temperature -- therapeutic useEquipment and SuppliesKoch, Robert, 1843-1910.
2. The death of disease germs and the radical cure of consumption, catarrh, asthma and bronchitis, by the Dr. Louis Weigert "Perfection" Superheated Dry-Air Inhaler: indorsed by the most eminent living specialists in England, Germany, France and America : tested by the Surgeon-General in the U.S. Marine Hospitals Author(s): Dr. Louis Weigert Co., author. Publication: New York : Dr. Louis Weigert Co., [1890] Subject(s): Tuberculosis -- therapyMycobacterium tuberculosisRespiratory Tract Diseases -- therapyKoch, Robert, 1843-1910.