Important notes about Thorium Brotherhood Recipes:
Blacksmithing* Dark Iron Bracers (crafted via Blacksmithing) were BoP until 1.6 (
http://www.wowwiki.com/Dark_Iron_Bracers)
* Dark Iron Helm was added in 1.6 (
http://www.wowwiki.com/Dark_Iron_Helm)
* Black Amnesty was added in 1.6 as a BoP item and later changed to BoE in 1.7 (
http://www.wowwiki.com/Black_Amnesty)
* Blackguard was added in 1.6 (
http://www.wowwiki.com/Blackguard)
* Dark Iron Boots was added in 1.7 (
http://www.wowwiki.com/Dark_Iron_Boots)
* Ebon Hand was added in 1.6 (
http://www.wowwiki.com/Ebon_Hand)
* Nightfall was added in 1.6 (
http://www.wowwiki.com/Nightfall_(axe))
Enchanting* Enchant Weapon - Strength was added in 1.6 (
http://www.wowwiki.com/Formula:_Enchant ... -_Strength)
* Enchant Weapon - Mighty Spirit was added in 1.6 (
http://www.wowwiki.com/Formula:_Enchant ... hty_Spirit)
* Enchant Weapon - Mighty Intellect was added in 1.6 (
http://www.wowwiki.com/Formula:_Enchant ... _Intellect)
Leatherworking* Lava Belt was added in 1.6 (
http://www.wowwiki.com/Lava_Belt)
* Black Dragonscale Boots becomes an armor set piece in 1.8 (
http://www.wowwiki.com/Black_Dragonscale_Boots)
* Molten Belt was added in 1.6 (
http://www.wowwiki.com/Molten_Belt)
* Corehound Belt was added in 1.6 (
http://www.wowwiki.com/Corehound_Belt)
* Chromatic Gauntlets was added in 1.6 and in 1.8 later had its Holy Resistance bonus removed (
http://www.wowwiki.com/Chromatic_Gauntlets)
Tailoring* Flarecore Gloves were changed to BoE from BoP in 1.7 (
http://www.wowwiki.com/Flarecore_Gloves)
* Flarecore Robes were added in 1.6 and in 1.8 its damage bonus was to all spells, not just fire (
http://www.wowwiki.com/Flarecore_Robe)
* Flarecore Leggings were added in 1.6 and in 1.8 its damage bonus was to all spells, not just fire (
http://www.wowwiki.com/Flarecore_Leggings)