The Ape Who Guards the Balance 
Subtitle: An Amelia Peabody Mystery
Series: Amelia Peabody (10)
Publisher: Avon
Published: May 4, 1999
Language: eng
Number of pages: 400
ISBN-13: 9780380798568
First sentence: I was inserting an additional pin into my hat when the library door opened and Emerson put his head out.