Document vV90GJ12kYpkwKgoZnXEJBQJZ

YGEN Corporation Middle Road RO. Box 68 Ashtabula, Ohio 44004 (216) 998-1120 FAX: (216) 992-3395 Mav 28. 1993 Date To the Shareholders and Members of the Board of Directors of Vygen Corporation Gentlemen: Please consider this letter as my resignation as an officer and director of this corporation/ effective on the date identifi d above. I do hereby appoint any authorized officer of this corporation as my attorney in fact for the sole and express purpose of subscribing and completing the day# month and year of the date indicated above# the effective date of this resignation# and agree to fully and completely abide thereby without a challenge to the same of any kind whatsoever. Ronald A. Hornack YGEN Corporation Middle Road * P.O. Box 68 Ashtabula, Ohio 44004 (216) 998-1120 FAX: (216) 992-3395 May 28, 1993 Date To the Shareholders and Members of the Board of Directors of Vygen Corporation Gentlemen: Please consider this letter as my resignation as an officer and director of this corporation, effective on the date identified above. I do hereby appoint any authorized officer of this corporation as my attorney in fact for the sole and express purpose of subscribing and completing the day, month and year of the date indicated above, the effective date of this resignation, and agree to fully and completely abide thereby without a challenge to the same of any kind whatsoever. Robert J. ^'nyder YGEN Corporation Middle Road RO. Box 68 Ashtabula, Ohio 44004 (216) 998-1120 FAX: (216) 992-3395 May 28, 1993 Date To the Shareholders and Members of the Board of Directors of Vygen Corporation Gentlemen: Please consider this letter as my resignation as an officer and director of this corporation, effective on the date identified above. I do hereby appoint any authorized officer of this corporation as my attorney in fact for the sole and express purpose of subscribing and completing the day, month and year of the date indicated above, the effective date of this resignation, and agree to fully and completely abide thereby without a challenge to the same of any kind whatsoever. VYGEN Corporation Middle Road P.O. Box 68 Ashtabula, Ohio 44004 (216) 998-1120 FAX: (216) 992-3395 May 28, 1993 Date To the Shareholders and Members of the Board of Directors of Vygen Corporation Gentlemen: Please consider this letter as my resignation as an officer of this corporation/ effective on the date identified above. I do hereby appoint any authorized officer of this corporation as my attorney in fact for the sole and express purpose of subscribing and completing the day# month and year of the date indicated above/ the effective date of this resignation/ and agree to fully and completely abide thereby without a challenge to the same of any kind whatsoever. Carey S./Sheldon