DOT/RSPA/VOLPE National Transportation Systems Center, 55 Broadway, Kendall Square, Cambridge, MA 02142

D -- POST WARRANTY SERVICE AND MAINTENANCE AGREEMENT SOL DTRS57-97-Q-80211 DUE 091697 POC Karen Marino, Purchasing Agent, (617) 494-2437 WEB: Volpe Center Acquisition Division Home Page, http://www.volpe.dot.gov/procure/procure.htm. E-MAIL: Purchasing Agent, doylek@volpe1.dot.gov. Please note this modification is to fill in the SIC Code Number it should be 7378. (0240)

Loren Data Corp. http://www.ld.com (SYN# 0022 19970902\D-0005.SOL)