106. Plautus, Pseudolus, 189.
107. Some of the most important discussions of workmen's guilds among the Romans are to be found in Waltzing's Etude historique sur les corporations professionnelles chez les Romains, 3 vols., Louvain, 1895-9; Liebenam's Zur Geschichte und Organisation des römischen Vereinswesen, Leipzig, 1890; Ziebarth's Das Griechische Vereinswesen, Leipzig, 1896, pp. 96-110; Kornemann's article, "Collegium," in the Pauly-Wissowa Real Encyclopadie. Other literature is cited by Waltzing, I, pp. 17-30, and by Kornemann, IV, columns 479-480.
108. Corpus Inscriptionum Latinarum, XI, 5047.
109. Ibid., V, 7906.
110. Ibid., III, p. 953.
111. Ibid., VIII, 14683.
112. Ibid., III, 3583.
113. Ibid., XIV, 2112.
114. Ibid., XIV, 326.
115. E.g., Clodius and Milo.