They first appear in The Book of Lost Tales.

Thus, the name itself, is, probably, a homage to The Book of Lost Tales.

He called his collection of nascent stories The Book of Lost Tales.

With this compare my remarks in the Foreword to The Book of Lost Tales Part One, pp.

In The Book of Lost Tales, Mandos was named Vefantur, and his halls Ve.

In The Book of Lost Tales, she was an Elf of Tol Eressëa.

The character "Ælfwine" of the later continuity was not invented until sometime after the writing of "The Book of Lost Tales".

In The Book of Lost Tales the names Orcs and goblin are given to creatures who enslave and war with the Elves.

Dragons are already present in The Book of Lost Tales, the earliest Middle-earth-related narratives written by Tolkien, starting in 1917.

In The Book of Lost Tales, his name is given as Uolë Kúvion, but the tale of how he came to live there was never fully told.

A description of the location of the Door of Night can be found in the Book of Lost Tales, Part One:

There is an early poem by Tolkien, entitled "Kortirion", several versions of which can be found in The Book of Lost Tales, Volume I.

He never made again anything like the little packed 'dictionary' of the original Gnomish language on which I drew in the appendices to The Book of Lost Tales.

In the continuity of The Book of Lost Tales, the character's real name was Ottor Wǽfre (called by the Elves Eriol).

The Rotting Horse on the Deadly Ground is taken from "the Song of Eriol" from the Book of Lost Tales.

He was called Cranthor in The Book of Lost Tales and Cranthir in early versions of The Quenta Silmarillion.

This is reminiscent of the original Music of the Ainur in The Book of Lost Tales, with AElfwine (Eriol) appearing in person as questioner.

In The Book of Lost Tales (published in two parts), the young Tolkien originally intended Eärendil, then spelled Earendel, to be the first of the Half-elven.

J. R. R. Tolkien begins writing The Book of Lost Tales (the first version of The Silmarillion); thus Middle-earth is first chronicled this year.

As an example, the house of Elves called "Teleri" in The Book of Lost Tales is not the same as that in The Silmarillion (see Teleri).

Beleriand also appears in the works The Book of Lost Tales, The Children of Húrin, and in the epic poems of The Lays of Beleriand.

The Book of Lost Tales was eventually posthumously published in two volumes as part of The History of Middle-earth series, which was edited and includes commentary by his son Christopher.

In The Book of Lost Tales, Tolkien describes Kosomot, the original version of Gothmog, as a son of Morgoth and the ogress Fluithuin or Ulbandi.

The name Gothmog is one of the original names of the tradition, going back to The Book of Lost Tales; Lord of Balrogs, slayer of Feanor and Fingon.

During his recovery in a cottage in Little Haywood, Staffordshire, he began to work on what he called The Book of Lost Tales, beginning with The Fall of Gondolin.