of confiscated libraries from monasteries, especially that in Vadstena and the Greyfriars Monastery, Stockholm (including the books donated to it by Kanutus Johannis), and the important collection of Baron Hogenskild Bielke who had been executed in 1605, and whose library was confiscated by the crown and donated by Gustav Adolph in 1621.

In 1669, the University Library received the Codex