| This diagram seeks to 
		outline the interrelationships between the primary sources of the work 
		from the completion of the autograph full score (AF2) to the 
		publication of the second edition of the full score (the last to be 
		supervised by the composer) and related orchestral and chorus parts. 
		Information about arrangements of the work is not included.   To view details of a source 
		click on the siglum on the image. A
				summary of the conventions employed in such stemmatic 
				diagrams is available. To view this page you will need to set your browser to 
		accept Java, and a screen resolution of at least 955 x 600.     |