Lahr Air Base - Germany - 1968 Exercise - Original Patch. Lahr Air Base - Germany - 1968. SNOOPY PATCH - Nato Royal Flush XIII - Vietnam War Era. The F-4 was used extensively during the Vietnam War. The McDonnell Douglas F-4 Phantom II is a tandem two-seat, twin-engine, all-weather, long-range supersonic jet interceptor and fighter-bomber originally developed for the United States Navy by McDonnell Aircraft.
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