The Berenstain Bears in Maniac Mansion (Big Chaper Books) - 4394

Illustrated in black-and-white. When Papa Bear discovers that almost all of the antiques in the Grizzly mansion have been replaced with fakes, the Bear Detectives spring into action. Could it really be as simple as the butler did it?
ASIN: 067998156X
VSKU: RDV.067998156X.A
Condition: Acceptable
Author/Artist:Stan Berenstain|Jan Berenstain
Binding: Hardcover