Four texts — recently restored and digitized — are now available through the Archivum Romanum Societatis Iesu. Descriptions and links appear below.
This codex contains the earliest surviving text of the Spiritual Exercises, in Latin, prepared in Rome in 1541. It also contains the earliest Spanish text, prepared in Rome between 1544 and 1548, with annotations in the hand of Ignatius.
This codex contains the surviving manuscript of Ignatius’s spiritual diary, in his own hand, with entries ranging in date from 2 Feb. 1544 to 27 Feb. 1545.
Constitutions Codex A
This is the draft that was finished by 1550, supervised by Polanco; it was then revised by Ignatius, with annotations in his hand.
Constitutions Codex B
This is the text considered definitive, finished by 1553; Ignatius worked on further revisions until his death in 1556.