The Book of Bill (Alex Hirsch) - Free download as PDF File .pdf) or view presentation slides online. Aug 16,  · Download The Book of Bill (Alex Hirsch) We are a sharing community. So please help us by uploading 1 new document or like us to download: UPLOAD DOCUMENT FILE OR . Jul 23,  · The Book of Bill is a humorous fiction book by the creator of Gravity Falls, Alex Hirsch. It tells the story of the demon Bill Cipher, who returns from the dead to reveal his Missing: Pdf.