CONTENTS

EVIDENCE FOR DISCORDANT REDSHIFTS by HALTON ARP

Distances in the Universe

Quasars

Galaxies and Discordant Redshifts

Interacting Doubles in the Neighborhood of Spiral Galaxies

Multiple Interacting Companions

Stephan's Quintet

Discordant Redshifts in Chains of Galaxies

Discordant Redshift Systems Connected by Luminous Filaments

Certain Tight Groupings of Bright Galaxies

Summary

References

REDSHIFTS AS DISTANCE INDICATORS by JOHN N. BAHCALL

Introduction

Predictions of the Usual Interpretation

Examples of Alleged Discordant Redshifts

Quasars

Summary

References

RESPONSE TO JOHN N. BAHCALL'S PRESENTATION by HALTON ARP

REPRINTS OF PAPERS SELECTED by JOHN N. BAHCALL

REPRINTS OF PAPERS SELECTED by HALTON ARP