A self-retaining air-tight face-piece for nitrous oxide-oxygen anesthesia
By: by Walter M. Boothby, A.M., M.D., assistant in anatomy, Harvard Medical School; assistant surgeon, Mount Sinai Hospital, Boston
Publisher: [publisher not identified]
Published: 1912
Place of publication: Place of publication not identifed]
Language: eng
Subjects: Anesthesiology; Instrumentation; Nitrous Oxide
Notes: Caption title.

"(Reprinted from The Boston medical and surgical journal, Vol. clxvi, No. 9, pp. 328, 329, Feb. 29, 1912)"--P. 1.

Includes bibliographical references (p. 4).