AEON Language Learning Material "Breakthrough Roundup Lesson" AEON Breakthrough Roundup Lesson Textbook About one-third of the pages had pencil markings, similar to the last photo, but I have erased them. You can get a slight discount by having the textbook cost deducted from your lesson fees when you sign up for AEON lessons. Please check with the school to see if this is possible. The school I attended allowed this. - Title: Breakthrough Roundup Lesson - Publisher: AEON Institute of Language Education - ISBN: 978-4-87090-319-5 - Condition: Crease on the cover Thank you for looking.