The airbath as a means of healing and hardening the body

Primary source: Lahmann's own English-language pamphlet prescribing systematic air-and-light bathing ('Luftbad') as a means of hardening the body against disease, part of the sanatorium's regimen alongside diet. Catalog details fetched directly from the Wellcome Collection record 2026-07-08: 2nd edition, Stuttgart, A. Zimmer (Ernst Mohrmann) Publisher, 1901, 39pp plus 1 unnumbered illustrated page, subject headings 'Therapeutics, Physiological', 'Physical Fitness', 'Aerotherapy'; rights status 'Public Domain Mark'; source institution the Harvey Cushing/John Hay Whitney Medical Library at Yale, digitized via the Medical Heritage Library.