GN.2-Lockheed SP-2E "Neptune"

GN.2-Lockheed SP-2E "Neptune'' undergoing a periodic maintenance check in a hangar at Naval Air Station, Glenview, Illinois. The "Neptunes'' are long-range anti-submarine warfare aircraft used from shore-based activities. 15 9 DK-63 co., EVANSTON, ILLINOIS COPYRIGHT BY JOBOUL PUBLISHING CURTEICHCOLOR® 3-D NATURAL COLOR REPRODUCTION (REG. U. S. A. PAT. OFF.)