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The eldest , Bishambar Dayal Varshnei who died in 1939 , is credited with the introduction of sheet glass manufacturing ( with the Fourcault process ) to Continental Asia ( ex-Japan ) in the 1920s .
 Varshnei
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Varshnei