“…The use of the bronchoscope and bronchography permitted the study of large series of cases, and, during the past decade, important contributions were made by Eloesser, 3 Riggins, 4 Myerson, 5 Epstein and Ornstein, 6 Samson,7 Barnwell, Littig and Gulp, 8 Warren, Hammond and Tuttle, 9 Cohen and Wessler, 10 Hawkins, 11 and others. Detailed historical reviews have been given by Bugher, Littig, and Gulp, 1 and by Wilber, 2 the references dating as far back as the beginning of the 19th century.…”