
The stuff in Aestu's bank includes:
Badge of the Silver Hand
"A medal given upon acceptance to the Knights of the Silver Hand."
Intermediate quest item from Shadowmourne tabard chain. Given to Aestu, despite completing the quest, as an extraordinary courtesy by a senior GM.Ectoplasmic Distiller
Intermediate quest item from defunct Dungeon Set 2 chain. No longer obtainable. Makes a big glow and a loud noise. Consumes a Goblin Rocket Fuel on use. Short cooldown. Saltheril's Haven Party Invitation
Received as a blood elf but still works as a squidgoat. Only blood elves can trip off the blood thistle, but squidgoat can still eat the appetizers and drink the spring wine. There is an excellent fanfic about Aestu using this item.Signet of Expertise
Blacksmithing quest reward. Creates one of only two conjured epic weapons in the game on use. No longer obtainable. The Eye of Haramad
Used to access the secret boss in Heroic Mana Tombs. Still lucrative, as the BoE chests still sell well.Brazier of Invocation, Banner of Provocation
Obtained from the defunct Dungeon Set 2 quest chain. Summons the secret bosses from the quest chain. Some are still available, even after the Cataclysm. Phoenix-Fire Band
Obtained from completing Tempest Keep attunement. No longer obtainable.Malfurion's Signet Ring
Given by Malfurion after turning in the quest item that drops off emerald dragon world bosses. No longer obtainable. Tranquilien Breeches, Sunwell Blade
Received as blood elf starting zone quest rewards. Captain Sander's Shirt & Sash
Received from the defunct Treasure Map quest.Blessed Battlegear of Undead Slaying
Received from the WotLK opening event. Grey/green recolor of the Judgement set. Worn by Malevus the Mad.Cursed Vision of Sargeras
Still useful for questing in areas with demons, and identifying hidden mobs (e.g., the invisible mobs that are literally inside the walls in Auchenai Crypts and Magister's Terrace). Nifty Stopwatch
Still the best run speed increase in the game. Awarded from defunct quest.Teebu's Blazing Longsword
Enchanted with Executioner.Arcanite Ripper
Drops from WotLK opening event boss in Karazhan. Turns the user into the Tauren Chieftan's guitarist.Broken Amulet
Which word don't you understand?Quel'Serrar
Lv 60 version.Ravencrest's Legacy
Looks like the blade off Broodlord. Awarded from completing the Scepter chain.Band of Icy Depths
Awarded from the Scepter chain. Grants underwater breathing while worn.Lament of the Highborne
Book that contains the lyrics to the song. Awarded from a blood elf starting zone quest. Still readable as a squidgoat.Foror's Compedium of Dragon Slaying
The book always said, "This item can be read", but could not actually be read until the quest was disabled in mid-WotLK when Onyxia was retuned for 80. The book itself is no longer obtainable, but it can now be read. The War of the Shifting Sands
Book awarded early in the Scepter chain. No longer obtainable.Diary of Weavil
This item is actually still obtainable.A Steamy Romance Novel: Blue Moon
Can be pickpocketed only from Paletress in ToC-5. No, really. "Tail swooshing and hips swaying, the curvy figure walked purposefully across the lake..blue arms flowed over his shoulders as a smooth tail coiled seductively around his waist...Marcus smirked roguishly as he adjusted his legplates. 'Well, you aren't the only gifted one.'...Silence penetrated the room with palpable force as the conversation shifted to the language shared by all races of Azeroth."Brazie's Dictionary of Devilish squidgoat Damsels
"This five hundred page codex consists mostly of pictures. Right Click to Read."