[51]. Isolated by blood culture on Sept. 23. Patient recovered.

[52]. Stillman: Jour. Exper. Med., 1916, xxiv, 651.

[53]. Stillman: Jour. Exper. Med., 1919, xxix, 251.

[54]. Haller and Colwell: Jour. Am. Med. Assn., 1918, lxxi, 1213.

[55]. Doust and Lyon: Jour. Am. Med. Assn., 1918, lxxi, 1216.

[56]. Held in receiving ward 40 hours because of admission of case of meningococcus meningitis to ward by mistake.

[57]. Finkler, D.: Infectionen der Lunge durch Streptococcen und Influenza Bacillen, Bonn, 1895.

[58]. Ribbert: Anatomische und bacteriologische Beobachtungen über Influenza, Deutsch. med. Wehnschr., 1890, xvi, 61, 301.

[59]. Pfeiffer: Die Aetiologie der Influenza, Ztschr. f. Hyg. 1893, xiii, 357.

[60]. Leichtenstern, O.: Influenza, Nothnagel’s Specielle Pathologie und Therapie, Wien, 1896, vol. ii, pt. 2.