TUTORIAL: How to write in Elvish. This is the most detailed and thorough I've seen. Also, check out a lovely book called "The Languages of Tolkien's Middle Earth". It explains elvish (Sindarian and Quenya), Dwarvish, and others. Written by Ruth S.
'Gondolin before the fall' by Gianna Kaye ? "The world was fair, the mountains tall / in Elder Days before the fall / of mighty kings in Nargothrond / and Gondolin, who now beyond / the Western Seas have passed away / the world was fair in Durin’s Day.