Common Contracts

This letter shall terminate and be of no further force and effect upon any termination of the Merger Agreement. VANGUARD CELLULAR SYSTEMS, INC. By: /s/ Stephen R. Leelou Title: President and Chief Executive Officer ACCEPTED AND AGREED: AT&T CORP.

Pledge Agreement • January 4th, 1999 • At&t Corp • Telephone communications (no radiotelephone)

• Contract Type
  Pledge Agreement
• Filed
  January 4th, 1999
• Company
  At&t Corp
• Industry
  Telephone communications (no radiotelephone)

PLEDGE AGREEMENT

Pledge Agreement • July 17th, 1997 • Osiris Therapeutics Inc • Maryland

• Contract Type
  Pledge Agreement
• Filed
  July 17th, 1997
• Company
  Osiris Therapeutics Inc
• Jurisdiction
  Maryland