The Encyclopedia of Arda - Glaurung

Glaurung was the first of the Dragons, and one of the greatest. He first issued from Angband in I 260, but not being fully grown at that time, the Noldor

LOTR:Wikia tour/Middle-earth, The One Wiki to Rule Them All

The Encyclopedia of Arda

Did J.R.R. Tolkien ever explain why dragons don't exist in his world? - Quora

The Encyclopedia of Arda

Council of Elrond » LotR News & Information » The Noldor III (Dagor Bragollach to the end of the Nirnaeth)

J.R.R. Tolkien - What's your favourite part of The Silmarillion? Taken from the new illustrated edition of The Silmarillion, this painting by Ted Nasmith depicts Glaurung, the first fire-breathing dragon in Middle-earth.

LOTR:Wikia tour/Middle-earth, The One Wiki to Rule Them All

Glyph Web

Tolkien Exhibit Brings Middle-Earth to Marquette University - Shepherd Express

Glaurung, Dragons