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One looks in vain on the title page for some indications of the author's "connections." It helps to identify a book as authoritative if it is known where and how the data were acquired. The preface is marked "Tucson, Arizona, March 1, 1949," but this helps the reader not at all. However, in the text there is frequent reference to Willard Parker Hospital and to experiences "with well over 2,000 direct laryngoscopies."
The pendulum has swung from tracheotomy to intubation, then back to tracheotomy. There are several infections other than diphtheria which threaten asphyxiation from complete and sudden laryngeal closure. In general practice it has long been customary to prescribe steam inhalations with compound tincture of benzoin and menthol. Dr. Neffson warns against this practice as giving a false sense of security and causing delays that may be fatal.
Mortality from sudden acute laryngeal obstruction has always been high, and
Acute Laryngotracheobronchitis.. Arch Otolaryngol. 1950;52(1):127. doi:10.1001/archotol.1950.00700030146018