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07:02, 31 December 2023Guy vandegriftdiscusscontribs deleted page File:Ngc4151sp.gif(content was: "{{Delete|Non-free file used only outside article namespace. Violates fair use.}} == Summary == This composite spectrum of the archetypal Seyfert NGC 4151 shows the wide variety of emission lines present. Category:Astronomy images == Licensing == {{Information1 |Description = This composite spectrum of the archetypal Seyfert NGC 4151 shows the wide variety of emission lines present. |Source = The image appears on a website entitled, "Composite emission-line spectrum of NGC 4...")