SI DIAMOND TECHNOLOGY INC, 8-K, EX-99, 2000-09-13

SI DIAMOND TECHNOLOGY INC
8-K, EX-99, 2000-09-13
GENERAL INDUSTRIAL MACHINERY & EQUIPMENT

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                                                                      EXHIBIT 99

                      [WALLACESANDERS & COMPANY LETTERHEAD]



September 6, 2000

Mr. Doug Baker, Vice President
SI Diamond Technology, Inc.
3006 Longhorn Boulevard, Suite 107
Austin, Texas  78758

Dear Mr. Baker:

On September 6, 2000,  WallaceSanders  & Company merged with McGladrey & Pullen,
LLP. As a result of this transaction, the client-auditor relationship between SI
Diamond Technology, Inc. (Commission File Number 1-11602) and WallaceSanders has
ceased.

Sincerely yours

/s/ WallaceSanders & Company

WallaceSanders & Company

cc:  Office of the Chief Accountant
     SECPS Letter File
     Securities and Exchange Commission
     Mail Stop 11-3
     450 Fifth Street, N.W.
     Washington, D.C.  20549