Guinness world records 2017 / 

 - 255 pages :   illustrations (chiefly color) ;   31 cm. 
<br/><br/> Includes index: p246-249. 
<br/><br/>Contents Space Factographic Extrasolar Planets Pluto Spacewalks Voyager Black Holes 
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<br/><br/><label>ISBN: </label>9781910561324 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Curiosities and wonders. <br/> World records.  	 
<br/><br/><label>Dewey Class. No.: </label>031.02