Death · 18 October 1941
Death of Karl Albert Connell
American surgeon and inventor Karl Albert Connell, designer of anaesthesia equipment and the Connell oropharyngeal airway, died on 18 October 1941.

Credit and rights
Byron Company / Museum of the City of New York / Wikimedia Commons · Domaine public · photographie de 1899
Original source · LicenceDocumentary sources
- Karl Connell
LITFL · Historical date : 1941-10-18
Historical note. The anniversary date is distinct from later discoveries and publications.