50 CONS/LGCW, 66 Falcon Parkway, Suite 49, Falcon AFB, CO 80912-6649

T -- PHOTOGRAPHIC, AERIAL (VERTICAL) PHOTOGRAPHY SOL FA2550-98-Q-576 DUE 051498 POC Raymond S Tracey, (719) 567-3837 E-MAIL: Contract Specialist, traceyrs@fafb.af.mil. Reference Original submission number 189153 on 13 April 1998 and modification submission number 189312 dated 13 April 1998.. The purpose of this modification is to incorporate the following changes, extend time for submission of quotes, change the POC phone and fax numbers, change the total area, and change from small business set-aside to unrestricted. A. By hereby changing par (iv) on page 1 of 3 from: This acquisition is set aside for small business. to read : This acquisition is unrestricted.Standard Industrial Code 7335 applies, with a size standard of $5 million. B. By hereby changing the POCs phone and fax number from: From: Phone -- 719-567-3837 Fax -- 719-567-3809 To Read: Phone -719-567-3437 Fax -- 719-567-3438 C. By changing par (vi) on page 1 of 3, Total area from 125 square miles to read 162 square miles. D. By hereby changing the deliverables due by date on par (vi) page 2 of 3 from: no later than 15 May 1998 to read: (vii) The Digital Othographic Photography Deliverablesshall be delivered no later than 28 May 1998. E. By changing the quotation due by date in par (xvi) page 2 of 3 from 23 April 1998 to read: 14 May 1998. F. All other terms and conditions remain unchanged. (0120)

Loren Data Corp. http://www.ld.com (SYN# 0082 19980505\T-0001.SOL)