| 1.
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Director of Cottage & Small-scale Industries, West Bengal ; Director, Regional Design Centre, All India Handicrafts Board, Calcutta ; India. Director of Census Operations, West Bengal ; India. Office of the Registrar General. Language Division ; India. Office of the Registrar General. Social Studies Division
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| 2.
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investigation, tabulation & first draft, Dipankar Sen ; editing & final draft, supervision & guidance, Sukumar Sinha
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| 3.
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Inter-departmental Committee
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| 4.
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by R.C. Sharma
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