American Science & Engineering Inc. (Billerica, MA) has received a $35 million contract from the Customs Authority of the Arab Republic of Egypt to provide ten CargoSearch x-ray vision-inspection systems for critical products detection and security applications. . . . Printrak International Inc. (Anaheim, CA) has earned a $6 million contract from the Royal Canadian Mounted Police (Ottawa, Canada) for the continued upgrading of the company`s Series 2000 real-time automated fingerprint-identification equipment. . . . The Texas Department of Human Services (Austin, TX) has contracted with Sagem Morpho Inc. (Tacoma, WA) to implement a statewide electronic finger-imaging program at 379 offices. . . . Spectrum Signal Processing Inc. (Burnaby, BC, Canada) has been awarded a $2.2 million contract by Siemens Medical Systems Inc. (Concord, CA) for custom-designed digital-signal processing products for use in Siemens` E-CAM gamma medical diagnostic cameras.