The 1st Combat Evaluation Group (initially "1CEG", later "1CEVG") was a Strategic Air Command (SAC) unit formed 1 August 1961 to merge the 3908th Strategic Standardization Group for SAC aircrew evaluation with the 1st Radar Bomb Scoring Group that had originated from the 263rd Army Air Force Base Unit which transferred from 15th AF to directly under Strategic Air Command . The 1CEVG formed after SAC switched to low-level tactics to counter Soviet surface-to-air missiles ("Oil Burner" training routes in 1959) and SAC had "developed a Radar Bomb Scoring field kit for use in NIKE Systems" in early 1960 for scoring SAC training missions against US Hercules SAM sites. The 1CEVG headquarters at Barksdale Air Force Base included an Office of History and a "standardization and evaluation school" f