The upper book is entitled: "The Bible according to Nieto".

...see page 2, left column: "But the most important work of this young scholar is the one entitled "The Bible interpreted according to the conveniences of certain clergymen" ____ where the ingenious necromantic author judiciously floats the idea that the kingdom of Our Lord Jesus Christ should be in this Christian Republic and therefore here on earth ...not in heaven as all until today had believed."

The lower book is entitled: "Nieto's culinary arts"

NOTE: "Nieto" is the last name of the metaphorical individual created in the text and represented in this illustration ("Celestina Nieto")