The Sequence of Events that led to the 1963 Publications in "Nature" of   3C273, the first Quasar and the first Extragalactic Radio Jet
  We are undertaking a detailed investigation, based on the available evidence, of the sequence of events that led to the historical discovery of the first Quasar 3C273. 
Cyril Hazard, David Jauncey, W.M.Goss, David Herald
physics.hist-ph astro-ph.IM