"The First Dissertation on Pulmonary Tuberculosis" is a scientific and medical work written by Edward Delafield, which is one of the first attempts to study pulmonary disease and its treatment. Really interesting is not only the topic of the dissertation itself, but also the author's approach to researching this problem. This work is important not only for medical specialists, but also for everyone who is interested in the history of the development of medicine and the fight against the most terrible diseases.