Yestermorrow
By: Stefan Petrucha.
Series: Timetripper ;; bk. 1
Publisher: Razorbill
Published: 2006
Place of publication: New York
Language: eng
Subjects: Space and time -- Fiction.; Time travel -- Fiction.
Genres: Fiction.
Description: Teenager and genius Harry Keller discovers an alternate dimension he calls "A-Time," in which he can see and affect events in the past, present, and future.