Well, it appears I have run out of room on the other guide, as it is getting really long. So instead of trying to force this into the other guide by cutting it out, I'm just gonna make a 2nd post with the information. Barter wise, I don't think I missed anything.....

The following items can be bartered for use on legendary items. I will break these down by location, with cost supplied as well.

Moria

Dolven-view: 8.1S, 112.3W
Legendary Class Item Traders. You can trade for level 53, 55, 57, and 59 3rd age items and level 59 and 60 1st age items.

Level 53 3rd Age - 1 [item]Rusted_Dwarf_Tools[/item]
Level 55 3rd Age - 1 [item]Rusted_Dwarf_Tools[/item]
Level 57 3rd Age - 1 [item]Khuzdul_Tablets[/item]
Level 59 3rd Age - 1 [item]Khuzdul_Tablets[/item]
Level 59 1st Age - 4 [item]Bright_Emblem_of_Nimrodel[/item]
Level 60 1st Age - 6 [item]Bright_Emblem_of_Nimrodel[/item]

The Twenty-first Hall: 6.1S, 105.3W
Moria Barter Vendor located near class trainers in 21st hall. You can barter for the following items.

[item]Legacy_of_Lesser_Might[/item] --- 25 [item]Medallion_of_Moria[/item]
[item]Legacy_of_Lesser_Agility[/item] -- 24 [item]Medallion_of_Moria[/item]
[item]Legacy_of_Lesser_Vitality[/item] - 25 [item]Medallion_of_Moria[/item]
[item]Legacy_of_Lesser_Will[/item] ----- 25 [item]Medallion_of_Moria[/item]
[item]Legacy_of_Lesser_Fate[/item] --- 25 [item]Medallion_of_Moria[/item]
[item]Fused_Copper_Relics[/item] ------- 3 [item]Medallion_of_Moria[/item]
[item]Fused_Iron_Relics[/item] ---------- 6 [item]Medallion_of_Moria[/item]
[item]Fused_Early_Relics[/item] -------- 12 [item]Medallion_of_Moria[/item]
[item]Fused_Profound_Relics[/item] ---- 24 [item]Medallion_of_Moria[/item]
[item]Scroll_of_Lesser_Renewal[/item] -- 15 [item]Medallion_of_Moria[/item]

Lothlorien

Egladil: 17.5S, 64.7W Docks
Egladil: 17.6S, 64.6W Docks
Egladil: 17.3S, 64.7W
Docks
Legendary Class Item Traders. You can trade for level 53, 55, 57, and 59 3rd age items and level 59 and 60 1st age items.

Level 53 3rd Age - 1 [item]Rusted_Dwarf_Tools[/item]
Level 55 3rd Age - 1 [item]Rusted_Dwarf_Tools[/item]
Level 57 3rd Age - 1 [item]Khuzdul_Tablets[/item]
Level 59 3rd Age - 1 [item]Khuzdul_Tablets[/item]
Level 59 1st Age - 4 [item]Bright_Emblem_of_Nimrodel[/item]
Level 60 1st Age - 6 [item]Bright_Emblem_of_Nimrodel[/item]

Telain Galadhrim: 15.8S, 67.8W
Barter Exchange Vendor near class trainers in CG. You can barter for the following items.

[item]Detailed_Heritage_Rune_of_Lore[/item] 60k ---------- 3 [item]Medallion_of_Lothlorien[/item]
[item]Complex_Heritage_Rune_of_Knowl edge[/item] 130k --- 6 [item]Medallion_of_Lothlorien[/item]
[item]Fancy_Heritage_Rune_of_Legend[/item] 325k -------- 12 [item]Medallion_of_Lothlorien[/item]
[item]Elaborate_Heritage_Rune_of_Kno wledge[/item] 700k - 24 [item]Medallion_of_Lothlorien[/item]
[item]Lesser_Scroll_of_Delving[/item] --------------------- 50 [item]Medallion_of_Lothlorien[/item]
[item]Scroll_of_Lesser_Renewal[/item] -------------------- 15 [item]Medallion_of_Lothlorien[/item]
[item]Scroll_of_Lesser_Empowerment[/item] --------------- 25 [item]Medallion_of_Lothlorien[/item]

Telain Galadhrim: 15.8S, 67.9W (Up Ladder)
Telain Galadhrim: 15.7S, 67.9W (Up Ladder)

Here are the Title and Legendary Item Gift Boxes. Boxes can drop various Relics, IXP Runes, and level 58-60 Second Age Items.

[item]Hero_of_Caras_Galadhon[/item] -- 20 [item]Lothlorien_Gold_Leaf[/item] and 60 [item]Lothlorien_Silver_Branch[/item]
Lothlorien (Class) Gift Box - 15 [item]Lothlorien_Gold_Leaf[/item] and 30 [item]Lothlorien_Silver_Branch[/item]

Mirkwood

Echad Sirion: 15.1S, 61.5W

Level 61 Class Weapon - 20 [item]Malledhrim_Bronze_Feather[/item]

The Haunted Inn

Level 61 Class Items - 20 [item]Malledhrim_Bronze_Feather[/item]

Mithechad: 17.6S, 48.3W

Level 61 Class Items - 20 [item]Malledhrim_Bronze_Feather[/item]

Thangúlhad: 12.6S, 46.4W

Level 63 Class Weapons - 2 [item]Malledhrim_Gold_Star_Emblem[/item] and 20 [item]Malledhrim_Bronze_Feather[/item]
Level 63 Class Items ---- 2 [item]Malledhrim_Gold_Star_Emblem[/item] and 20 [item]Malledhrim_Bronze_Feather[/item]
Level 61 Class Items ---- 20 [item]Malledhrim_Bronze_Feather[/item]
Level 61 Class Weapons - 20 [item]Malledhrim_Bronze_Feather[/item]
[item]Elven_Shadow-master[/item] --- 3 [item]Malledhrim_Gold_Star_Emblem[/item] and 15 [item]Malledhrim_Bronze_Feather[/item]
[item]Elven_Dead-reaver[/item] ------ 3 [item]Malledhrim_Gold_Star_Emblem[/item] and 15 [item]Malledhrim_Bronze_Feather[/item]
[item]Elven_Vermin-slayer[/item] ----- 3 [item]Malledhrim_Gold_Star_Emblem[/item] and 15 [item]Malledhrim_Bronze_Feather[/item]
[item]Elven_Stone-smasher[/item] ---- 3 [item]Malledhrim_Gold_Star_Emblem[/item] and 15 [item]Malledhrim_Bronze_Feather[/item]
[item]Scroll_of_Renewal[/item] ------- 2 [item]Malledhrim_Gold_Star_Emblem[/item] and 20 [item]Malledhrim_Bronze_Feather[/item]
[item]Scroll_of_Delving[/item] -------- 10 [item]Malledhrim_Gold_Star_Emblem[/item]

Ost Galadh: 14.3S, 51.1W

Level 61 Class Items ---- 20 [item]Malledhrim_Bronze_Feather[/item]
Level 61 Class Weapons - 20 [item]Malledhrim_Bronze_Feather[/item]
[item]Legacy_of_Might[/item] ------- 25 [item]Medallion_of_Dol_Guldur[/item]
[item]Legacy_of_Agility[/item] -------25 [item]Medallion_of_Dol_Guldur[/item]
[item]Legacy_of_Vitality[/item] ------25 [item]Medallion_of_Dol_Guldur[/item]
[item]Legacy_of_Will[/item] - --------25 [item]Medallion_of_Dol_Guldur[/item]
[item]Legacy_of_Fate[/item] -------- 25 [item]Medallion_of_Dol_Guldur[/item]
[item]Scroll_of_Empowerment[/item] - 75 [item]Medallion_of_Dol_Guldur[/item]
[item]Scroll_of_Delving[/item] ------- 50 [item]Medallion_of_Dol_Guldur[/item]
[item]Scroll_of_Renewal[/item] ------ 15 [item]Medallion_of_Dol_Guldur[/item]

Skirmish
Skirmish marks give different items.

Level 65 Class Items - 738 [item]Skirmish_Mark[/item] and 1 [item]Third_Mark[/item]
[item]Rusted_Dwarf_Tools[/item] - 20 [item]Skirmish_Mark[/item] and 1 [item]Second_Mark[/item]
[item]Khuzdul_Tablets[/item] - 100 [item]Skirmish_Mark[/item] and 1 [item]Second_Mark[/item]
[item]Khuzdul_Tablets[/item] - 30 [item]Skirmish_Mark[/item] and 1 [item]Veteran's_Second_Mark[/item]
[item]Scroll_of_Enpowerment[/item] - 1950 [item]Skirmish_Mark[/item]
[item]Scroll_of_Lesser_Empowerment[/item] - 816 [item]Skirmish_Mark[/item]
[item]Detailed_Heritage_Rune_of_Lore[/item] 60k - 260 [item]Skirmish_Mark[/item]
[item]Plain_Heritage_Rune_of_Knowled ge[/item] 20,100 - 260 [item]Skirmish_Mark[/item]
[item]Decorated_Heritage_Rune_of_Lor e[/item] 40,200 - 520 [item]Skirmish_Mark[/item]
[item]Decorated_Heritage_Rune_of_Kno wledge[/item] 50,200 - 520 [item]Skirmish_Mark[/item] and 1 [item]Third_Mark[/item]
[item]Decorated_Heritage_Rune_of_Leg end[/item] 67,000 - 520 [item]Skirmish_Mark[/item] and 1 [item]Veteran's_Third_Mark[/item]
[item]Scroll_of_Renewal[/item] - 325 [item]Skirmish_Mark[/item]
[item]Scroll_of_Lesser_Renewal[/item] - 30 [item]Skirmish_Mark[/item]
[item]Dark-banisher[/item] - 272 [item]Skirmish_Mark[/item]
[item]Wild_Fighter[/item] - 272 [item]Skirmish_Mark[/item]
[item]Dead-reaver[/item] - 272 [item]Skirmish_Mark[/item]
[item]Worm-fighter[/item] - 272 [item]Skirmish_Mark[/item]
[item]Vermin-slayer[/item] - 272 [item]Skirmish_Mark[/item]
[item]Giant-fighter[/item] - 272 [item]Skirmish_Mark[/item]
[item]Fused_Bronze_Relics[/item] - 23 [item]Skirmish_Mark[/item]
[item]Fused_Copper_Relics[/item] - 87 [item]Skirmish_Mark[/item]
[item]Fused_Iron_Relics[/item] - 181 [item]Skirmish_Mark[/item]
[item]Fused_Early_Relics[/item] - 274 [item]Skirmish_Mark[/item]
[item]Fused_Aged_Relics[/item] - 1534 [item]Skirmish_Mark[/item]
[item]Fused_Aged_Relics[/item] - 1138 [item]Skirmish_Mark[/item] and 1 [item]Third_Mark[/item]
[item]Fused_Aged_Relics[/item] - 836 [item]Skirmish_Mark[/item] and 1 [item]Veteran's_Third_Mark[/item]