TITUS
John Chrysostom, The Pearl
Index
First select here:

Text level no. 1:
Author: Joh.Chrys.
Text level no. 2:
Text collection: Marg.
Text level no. 3:
Text: I. II. III. IV V. VI. VII. VIII. IX. X. XI. XII. XIII. XIV XV. XVI. XVII XVIII. XIX. XX.
Then select next level from list below and press "lookup"