* AW3 Jon C. Eisberg has completed helicopter training school at North Island, Calif., and has been designated naval air crewman/rescue swimmer.
He is en route to Naval Air Station, South Weymouth, Mass.
Eisberg is the son of William H. Eisberg of Westminster. A 1989 graduate of Westminster High School, he joined the Navy in August 1989.
* Navy Seaman Recruit Murdock A. Donnelly, son of Kathryn M. and Murdock A. Donnelly Jr. of Westminster, has completed recruit training at Recruit Training Command, San Diego.
During his eight-week training cycle, he studied general military subjects designed to prepare him for further academic and on-the-job training in one of the Navy's 85 basic fields.
His studies included seamanship, close order drill, naval history and first aid. Personnel who complete this course of instruction are eligible for three hours of college credit in physical education and hygiene.
A 1989 graduate of North Carroll High School, Donnelly joined the Navy in July 1990.
* Navy Lt. Jane L. Darigo, granddaughter of Mr. and Mrs. Ludwig Waldman of Westminster, has been promoted to her present rank while serving at Naval Western Oceanography Center, Pearl Harbor, Hawaii.
A 1977 graduate of University City Senior High School, University City, Mo., and a 1982 graduate of the University of California, Santa Barbara, with a bachelor of arts degree, she joined the Navy in October 1986.
* Navy Petty Officer 3rd Class Michael H. Gregg has graduated from Basic Electronics Technician School.
During the course conducted at Service School Command, Great Lakes, Ill., he received introductory instructions on electronic circuit concepts, radar principles and the basics of radio transmitters and receivers. He also studied the procedures for repairing amplifiers, transmitters, receivers and power supply lines.
He is the son of Michael N. and Maureen Gregg of New Windsor. A 1988 graduate of Francis Scott Key High School, Gregg joined the Navy in August 1989.