333237
These are the books : Twenty of the ancillary articles appeared in Nature ; others were in Philosophical Magazine , London or Edinburgh Proceedings of the Royal Society , Physical Review , and Proceedings of the American Association for the Advancement of Science .
 Royal Society, American Association for the Advancement of Science
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Royal Society, American Association for the Advancement of Science