This is what I’ve been coloring from Magical Mandalas by Creative Haven, and some information about the adult coloring book.
Magical Mandalas by Creative Haven
Illustrator: Alberta Hutchinson
Publisher: Dover Publications (2016-Jan-14)
Number of pages: 64
Duplicate images: No
Paper: Perforated single sided medium paper with white backside.
Staedtler Triplus Color
14. Oh my, look what’s hiding in the flowers!
19 and 20. Staedtler Triplus Color and Sharpie used.