248. Statistics for Number of Letters Sent to Schools in
                 Each Country
          249. Returned Mails from Each Country

     Volume Twenty Eight:
          250. Copy of the Letters Which Were Sent to People in 1997

     Volume Twenty Nine:
          251. Copy of the Response Letters from the World Up To
                 2/28/1998
          252. Copy of the Reply Letters to Some Responses

     Volume Thirty:
          253. Card Used for the New Year 1998
          254. Cards and Short Reply Letters Received from National
                  Leaders in Early 1998
          255. Letters Sent to Domestic Schools in February 1998 and
                  Some Other Letters
          256. Submissions and Some Papers Revised in Previous
                  Years (1994-1995)