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		| Paper: | 
		The Discovery of Interstellar Water Vapor and Ammonia at the Hat Creek Radio Observatory | 
	 
	
		| Volume: | 
		356, Revealing the Molecular Universe: One Antenna Is Never Enough | 
	 
	
		| Page: | 
		81 | 
	 
	
		| Authors: | 
		Townes, C.H. | 
	 
	
	
		| Abstract: | 
		A brief account of the path to discovery of interstellar polyatomic molecules developed from “How the Laser Happened” by C. H. Townes, Oxford University Press, 1999. | 
	 
	
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