Astrophys. monographs, Univ. Chicago Press (1943)

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Table of Contents

INTRODUCTION

THE O5-F2 STARS

The O Stars

O9.5

B0

B0.5

B1

B2

B3

B5

B8

The Spectrum of Draconis

The A Stars

B9

A0

A1

A2

A3

A5

A7

F0

F2

The Peculiar A Stars

The Metallic-Line Stars

The Spectrum of Bootis

THE F5-M STARS

F5

F6

F8

G0

G2

G5

G8

K0

K2

K3

K5

The M Stars

THE SUPERGIANTS OF CLASSES B8-M2

FIVE COMPOSITE SPECTRA

CONCLUSION

Plate 1: O5 - B0 Standards, Plate 2: Two Wolf-Rayet Stars,
Plate 3: Main Sequence O9 - B9, Plate 4: Supergiants O9.5 - A0,
Plate 5: Luminosity Effects at O9 Plate 6: Luminosity Effects at O9.5,

Plate 7: Luminosity Effects at B0, Plate 8: AG Pegasi = BD 11 4673,
Plate 9: Luminosity Effects at B0.5, Plate 10: Luminosity Effects at B1
Plate 11: Luminosity Effects at B2, Plate 12: The Be Stars and Phi Persei,

Plate 13: The Bnn Stars, Plate 14: P Cygni,
Plate 15: Luminosity Effects at B3 Plate 16: Luminosity Effects at B5,
Plate 17: Luminosity Effects at B8, Plate 18: The Peculiar Stars Beta Lyr and Nu Sgr,

Plate 19: Main Sequence B8 - A2, Plate 20: Supergiants A0 - F0
Plate 21: Luminosity Effects at A0, Plate 22: Main Sequence A2 - F0,
Plate 23: The "Metallic-Line Star" 63 Tauri, Plate 24: Two Peculiar A Stars,

Plate 25: Luminosity Effects at A3, Plate 26: Luminosity Effects at A5,
Plate 27: The Spectrum of 17 Leporis, Plate 28: Luminosity Effects at A7,
Plate 29: Main Sequence F0 - M2, Plate 30: Supergiants F0 - K5

Plate 31: Luminosity Effects at F0, Plate 32: The Peculiar F Stars Beta CrB and Gamma Equ,
Plate 33: The Cluster-Type Variable RR Lyrae, Plate 34: The Variable Star SU Tau,
Plate 35: Luminosity Effects at F6 Plate 36: Normal Giants F8 - K5,

Plate 37: Luminosity Effects at F8, Plate 38: High Luminosity Stars at F8,
Plate 39: The Cepheid Variable X Cygni, Plate 40: Luminosity Effects at G0
Plate 41: Luminosity Effects at G5, Plate 42: The High-Velocity Star Boss 2527,

Plate 43: The Variable Star V Vul, Plate 44: Luminosity Effects at G8,
Plate 45: The High-Velocity Star Delta Leporis Plate 46: Luminosity Effects at K0,
Plate 47: High Luminosity Stars at K1, Plate 48: Luminosity Effects at K3,

Plate 49: High Luminosity Stars at K3, Plate 50: Luminosity Effects at K5
Plate 51: The M Giant Sequence, Plate 52: The M Sequence as a Temperature Sequence,
Plate 53: Luminosity Effects in the Early M Giants, Plate 54: A Carbon Star and a Long Period Variable, Plate 55: The Banded Stars in the Visual Region