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		| Paper: | 
		The Serpens OB2 association - Lighting the fire under 'Stockert's chimney' | 
	 
	
		| Volume: | 
		13, The Formation and Evolution of Star Clusters | 
	 
	
		| Page: | 
		148 | 
	 
	
		| Authors: | 
		Forbes, Douglas | 
	 
	
	
		| Abstract: | 
		Some results are presented of an optical study of the rich OB association Ser OB2, which powers the large H II region S 54 and the unusual thermal spur or 'chimney' mapped by Mueller, Reif, and Reich (1987). | 
	 
	
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