| notes = First quasar discovered
'''3C48''' is a [[quasar]] discovered in 1960; it was the second source conclusively identified as such.<ref>{{cite journ
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|caption = ''Halton Arp'' in London, October 2000
...e]] {{small|(1960)}}<br />[[Helen B. Warner Prize for Astronomy]] {{small|(1960)}}
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| alt = Portrait of man in black with shoulder-length, wavy brown hair, a large sharp nose, and a dist
| caption = Portrait of Newton at 46 in 1689 by [[Godfrey Kneller]]
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