The cover illustration of the November 1959 edition of the magazine 'Youth and Technology' shows two Russian MIG 21 supersonic jet fighter aircraft. The MIG 21 is the most-produced combat aircraft in
MiG-23/27 フロッガー (ミコヤン・グレビッチ記念設計局)【チョコエッグ】 | mimi33 Museum | MUUSEO 82344