The product is a lot of six issues of Aviation Week & Space Technology Magazine from 1984, specifically from the months of March and April. These magazines are in English and were published weekly in the United States. The magazine focuses on aviation technology, with the main topic being aircraft. Each issue likely contains in-depth articles, analysis, and insights into the latest developments in the aviation industry from that year. This collection would be a valuable resource for aviation enthusiasts, professionals, and historians interested in the technology and aircraft of the 1980s.