O'Hearn, Michael,  1952- <br/><br/>
Hercules the harbor tug / 
by Michael O'Hearn ; illustrated by Mela Lyman. 
 - Watertown, MA :  Charlesbridge,  c1994. 
 - 1 v. (unpaged) :  col. ill. ;  22 x 28 cm. 
<br/><br/> Noah and Tanika spend a day aboard the tugboat Hercules learning about the boats and animals in the harbor. 
<br/><br/><label>ISBN: </label>0881068896 (trade hardcover) :  $15.95 088106890X (library reinforced) :  $16.00 0881068888 (softcover) :  $7.95 
<br/><br/><label>LCCN: </label>93027191  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tugboats--Fiction.<br/>Boats and boating--Fiction.<br/>Harbors--Fiction.
<br/><br/><label>LC Class. No.: </label>PZ7.O4138  / He 1994 
<br/><br/><label>Dewey Class. No.: </label>