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image no.: 55825
contact sheet: A1703
collection: Per Holting Collection
description: The Aurora Borealis, Commonly Called The "Northern Lights", Is The Result Of Incoming Particles Of Solar Energy Colliding With The Atoms Of The Earth'S Upper Atmoshpere. Brilliant Displays Of Green, Violet, And Red Can Be Seen And Photographed From Churchill On Most Arctic Nights.The Lower Edge Of These Displays Occasionally Form As Close As 43 Miles From The Earth, But The Most Common Height Is Usually About 65 Miles, With Ray-Like Structures Extending Into Space As High As 600 Miles
subject(s): Environment
date: 1955c