I've been working on a campaign set in RA, but before I can continue I want to do as much research on RA as possible. So here's a list of all RA related products and articles.
FRCG Dragon 366 - Gontal Dragon 372 - Backdrop: Termalune Dragon 375 - Adventurers of the Realms: Termalune and the Windrise Ports Dragon 375 - Gontal, Dominions of Nehu
LFR adventures: MINI1-1 Stirring the Embers MINI1-2 The Burning Scent of Perfumed Swords MINI1-3 Building the Pyre MINI1-4 Coaxing the Flame MINI1-5 Pyrophobia MINI1-6 Quench the Fire of the Raging God
I forgot about novels. Unfortunately I don't own any of the novels (yet) set in the 4E timeline, so feel free to post any interesting tidbits about RA mentioned in these novels.
I know of one short story by Bruce Cordel in Realms of the Dead.
"These things also I have observed: that knowledge of our world is to be nurtured like a precious flower, for it is the most precious thing we have. Wherefore guard the word written and heed words unwritten and set them down ere they fade . . . Learn then, well, the arts of reading, writing, and listening true, and they will lead you to the greatest art of all: understanding." Alaundo of Candlekeep