IDEA INC &lt;IDEA> TO BUY PRIVATE FIRM
  IDEA Inc said it signed a
  letter of intent to buy privately-held Structural
  Instrumentation Inc.
      The purchase, for an undisclosed sum, will be made mostly
  with IDEA common stock, the company said.
      IDEA said the purchase will add about 32 cts per share to
  its fiscal 1988 earnings.
      IDEA reported earnings of four cts per share for the
  quarter ended October 31, 1986.
  

