Some of the text is legible if you rotate this.
Book titles: "The mushroom as magical material" and "The Dool in the city".
As for the open one, the left page says
"however the latest experiment caused a affection. It seemed to be a kind of chemical effect, but also a magical effect. ??This is??? an interesting reaction. The ??witch?? who ??thought/brought?? the material Marisa *illegible*
On the right page, all I can make out is "Master Spark! Amazing!"