The Folio of 1158 - Novgorod

On the utility of Quicksilver by ex Bonisagus- Magic Theory Q9 - Includes the (at the time) new material bonuses for Mercury.
The Secret Bull - Church Lore Q7 - Details a secret agreement made between Pope Leo IX and members of House Flambeau and Guernicus to cooperate and share intelligence on the slaying of demons. This was later decried as a hoax at the Tribunal of 1165, but it still gives useful details about church politics.
Fire through the Parma by Elaine of Bonisagus, Q8 tractatus on Penetration

Intuition of the Forest InHe 10 - Experiment: Also gives a +1 to tracking in a woodland..
Clothe the Naked Form - CrHe 10 - Clotho ex Jerbiton Experiment: Creates an embroidered Norman style womens robe as well as a chemise beneath. (It’s functional however the style of the robe is about 100 years out of date)