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The letters page ( upon the first of which the above text appeared in lieu of early letters ) was titled " The Needles " , and contributors to M.D. include Graham Ingels , Marie Severin , George Evans , Joe Orlando , Reed Crandall and Carl Wessler .
 Graham Ingels, Marie Severin, George Evans, Joe Orlando, Reed Crandall, Carl Wessler
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Graham Ingels, Marie Severin, George Evans, Joe Orlando, Reed Crandall, Carl Wessler