How can I draw a histogram in a TGCanvas ?  
	Thanks,
			Carlos
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 Carlos  Lacasta                        
 ^^^^^^^^^^^^^^^                        
	Division PPE
	    Bat. 161 1-014
	    CERN
	    CH 1211 Meyrin/Geneve
	    Switzerland/Suisse
	    Tel.: +41 22 7673028
	    Fax.: +41 22 7677150
 WWW : http://wwwcn.cern.ch/~lacasta
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