Stilton, Geronimo, <br/><br/>
The test of time / 
Geronimo Stilton. 
 - First edition. 
 - New York :  Scholastic,  2019. 
 - 311 p. 
 - Journey through time ; 6 .
<br/><br/> When, in the process of testing his newest time machine, Professor von Volt accidently brings a triceratops, Helen of Troy, Attila the Hun, Charlemagne, and Christopher Columbus to present day New Mouse City, it is up to Geronimo and his friends to return them all to their own times and places--without being eaten by a T-Rex or skewered by Trojan warriors. 
<br/><br/><label>ISBN: </label>9781338306194 
<br/><br/><label>LCCN: </label>2018033254 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scientists--Juvenile fiction.<br/>Time travel--Juvenile fiction.<br/>Adventure stories--Juvenile fiction.
<br/><br/><label>LC Class. No.: </label>PZ7.S86008  / Te 2019 
<br/><br/><label>Dewey Class. No.: </label>[Fic]