Livonian Chronicle of Henry: Heinrici chronicon Livoniae. (EST: Henriku Liivimaa kroonika). (1982). Tarvel, Enn (edit.); Kleis, R. (transl.). Publisher: Tallinn, Eesti Raamat.
Read the chronicle (in Latin and Estonian): here.
Saaremaa and its inhabitants are mentioned in the following chapters:
VII (1-2);
VIII (3);
X (13);
XIV (12);
XV (3);
XVIII (8);
XIX (1-3);
XIX (5-6);
XIX (9,11);
XX (7-8);
XXI (5,7);
XXII (1,8-9);
XXIII (9-10);
XXIV (3);
XXIV (5,7);
XXV (2);
XXVI (2-5,8,11);
XXVII (3);
XXVIII (3,7);
XXIX (1,4);
XXX (1-5).
