This is the 5th volume in Christopher Tolkien's series The History of Middle-Earth, THE LOST ROAD AND OTHER WRITINGS: Language and Legend before 'The Lord of the Rings'. This is the second (1988) impression of the 1987 first edition by Unwin Lyman of London.

These volumes provide selections from J.R.R. Tolkien's materials left behind at the time of his death in 1973, edited and with commentary by the author's son Christopher. 

Herein are collected the oldest tale of the downfall of Númenor; the story of the Lost Road into the West; the Annals of Valinor and the Annals of Beleriand in a later form; the Ainulindalë or the Music of the Ainur; the Lhammas or Account of Tongues; the Quenta Silmarillion or History of the Silmarils; and the history of many words and names. (from TolkienBooks.net)

According to TolkienBooks.net, this was the second of the two impressions of the first edition. 


Contents:

Preface

Part One: The Fall of Númenor and The Lost Road

1. The Early History of the Legend

2. The Fall of Númenor

3. The Lost Road


Part Two: Valinor and Middle-earth Before The Lord of the Rings

1. The Texts and Their Relations

2. The Later Annals of Valinor

3. The Later Annals of Beleriand

4. The Ainulindalë

5. The Lhammas

6. Quenta Silmarillion


Part Three: The Etymologies

Appendix I - The Genealogies

Appendix II - The List of Names

Appendix III - The Second ‘Silmarillion’ Map

Index