Shadowsoul
J D Evergreen
Tom Swift on Planet Zero Minus
Victor Appleton II & Scott Dickerson
Tom Swift Jr (44)
Zeus's Eagle
Lucy Coats
Beasts of Olympus (6)
The Mystery Of The Nervous Lion
Robert Arthur, Jr & Nick
The Three Investigators (16)
Whistler in the Dark
American Girl & Kathleen Ernst
American Girl: History Mysteries (14)
Watcher in the Piney Woods
American Girl & Elizabeth McDavid Jones
American Girl: History Mysteries (9)
Voices at Whisper Bend
American Girl & Katherine Ayres
American Girl: History Mysteries (4)
Under Copp's Hill
American Girl: History Mysteries (8)
Trouble at Fort La Pointe
American Girl: History Mysteries (7)
The Strange Case of Baby H
American Girl & Kathryn Reiss
American Girl: History Mysteries (16)
Secrets on 26th Street
American Girl: History Mysteries (5)
Riddle of the Prairie Bride
American Girl: History Mysteries (11)
The Night Flyers
American Girl: History Mysteries (3)
Mystery on Skull Island
American Girl: History Mysteries (13)
Mystery of the Dark Tower
American Girl & Evelyn Coleman
American Girl: History Mysteries (6)
Mystery at Chilkoot Pass
American Girl & Barbara Steiner
American Girl: History Mysteries (15)
The Minstrel's Melody
American Girl & Eleanora E. Tate
American Girl: History Mysteries (10)
Hoofbeats of Danger
American Girl & Holly Hughes
American Girl: History Mysteries (2)
Circle of Fire
American Girl: History Mysteries (12)