Spectra of O- and B-Stars

• I, Ia, Ib
  • zet Ori O9.5 Iab
  • eps Ori B0 Ia
  • bet Ori B8 Iae

• II
  • zet Ori O9.5 II Nwk

• III
  • bet Tau B7III

• IV
  • gam Peg B2IV
  • alf Leo B8IVn
  • alf And B8IV-VpMnHg

• V
  • alf Vir B1V
  • eta UMa B3V
  • bet Per B8V