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		| Paper: | 
		From Milliarcsecond Proper Motions to the Discovery of Dark Matter: Some Winning Cards still in the hands of Photographic Astronomy | 
	 
	
		| Volume: | 
		84, The Future Utilisation of Schmidt Telescopes, IAU Colloquium 148 | 
	 
	
		| Page: | 
		90 | 
	 
	
		| Authors: | 
		Guibert, J.; Souchay, J. | 
	 
	
	
		| Abstract: | 
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