The Adventures of Mephistopheles Mouse was written and illustrated circa 1915 by Anna Katherine Bowers (1896–1972), my grandmother. She was known as Anna Bowers Miller after her marriage in 1926.
The surviving pages are: front cover (ink), 1–15 (color), 54–56 (ink), 57–90 (color), 91–103 (ink), 104 (ink/pencil).