Drawing of the soviet ant-25 single-engine aircraft in the skyDrawing of the Soviet ANT-25 single-engine aircraft in the sky
Soviet single-engine yak-7a against the sky, drawingSoviet single-engine Yak-7A against the sky, drawing
Japanese single-seat interceptor fighter of all-metal constructionJapanese single-seat interceptor fighter of all-metal construction
British single-seat fighter aircraft of the first world warBritish single-seat fighter aircraft of the First World War
A special single-shot pistol with a removable buttA special single-shot pistol with a removable butt
The soviet single-engine fighter was one of the lightestThe Soviet single-engine fighter was one of the lightest