I seen Manowar 2 times at Lamour's in Brooklyn in 1983 or 1984. I love that song "Gloves of metal".
I also seen:
Celtic Frost
Mercyful Fate
King Dimond
Overkill
Accept
Metallica (my favorite band)
Anvil
exciter (I think, I don't remember. I was brain dead)
SOD
I will add more when I start remebering.
Bands I listen to that I didn't see live.:
Dark Angel
Slayer
Motor Head
venom
Anthrax
AC/DC (when I was in JHS this band was my favorite)
Many more I'll list them later.