- Humphreys' homeopathic mentor, or, Family adviser in the use of Humphreys' homeopathic remedies2
- Hydriatics, or, Manual of the water cure: especially as practised by Vincent Priessnitz in Graefenberg2
- Hydropathy for the people: with plain observations on drugs, diet, water, air, and exercise2
- Hygiene and public health2
- Injuries and diseases of war: a manual based on experience of the present campaign in France : January, 19182
- Inquiries concerning the intellectual powers, and the investigation of truth2
- Insomnia2
- Institutes of surgery: arranged in the order of the lectures delivered in the University of Edinburgh2
- Instructions to examining surgeons of the Bureau of Pensions2
- International healthcare2
- Jahr's New manual of homoeopathic practice (Volume 2)2
- Jungle warfare2
- Lectures on diet and regimen: being a systematic inquiry into the most rational means of preserving health and prolonging life : together with physiological and chemical explanations, calculated chiefly for the use of families, in order to banish the prevailing abuses and prejudices in medicine2
- Lectures on diseases of the heart2
- Lectures on inflammation: exhibiting a view of the general doctrines, pathological and practical, of medical surgery2
- Lectures on materia medica and therapeutics: delivered in the College of Physicians and Surgeons of the University of the State of New York2
- Lectures on the theory and practice of physic2
- Lessons in practical anatomy: for the use of dissectors2
- Letter from I. Dostrovsky, Weizmann Institute of Science to Joshua Lederberg2
- Letter from Richard G. Hodges, United States Army Air Forces to Michael Heidelberger2