Book covers
Most images originate from the book source itself or alternatively from Pixabay.
Background photos
January: Free-Photos on Pixabay
February: Jo Barnard on
March: jpeter2 on Pixabay
April: jpeter2 on Pixabay
May: GeorgSchober on Pixabay
June: acandraja on Pixabay
July: ?
August: ?
September: Micah. H on Unsplash
October: Asa Rodger on Unsplash
November: Ghost Presenter on
December: StockSnap on Pixabay


Books are from various sources including:

Each book shows its license and author(s)