Whitestone Oak Lumber: This is dropped from the goblin woodworkers inside deadmines inside the mast making room. Its the room with the large logs stacked around.
Jordans Refined Ore Shipment: This will require an additional quest acuired from Bailor Stonehand inside Thelsamar. https://www.wowhead.com/classic/npc=6241 Hes down stairs inside the house with the tailoring merchant outside. Once you acuire the quest the ore can be found from a box at aproximetly 71,21
https://www.wowhead.com/classic/object=92420 Return the box to Stonehand and he will give you the refined Ore.
Jordans Smithing Hammer: No additional quest is needed. You will need to travel to Silverpine Forest to Shadowfang keep which is located just north of Pyrewood Village. You will find the hammer inside the stables located in the courtyard of the instance.
http://atlasmod.com/Maps/ShadowfangKeep.jpg
The stablesare located just north of the letter B on the map. If you are around lvl 20 you will either need a full group or a lvl 60 to get you to that area.
Purified Core Gem: The final piece requires that you travel to Kalimador. You will need to take the boat from menethil to Darnassus (Teldrassil). Be sure to stop by the gryphon masters to acuire new flightpaths. You will need to take the boat from Teldrassil to darkshore which is just on the otherside of the dock. Once in darkshore speak with Thundris Windreaver in Auberdine https://www.wowhead.com/classic/npc=3649 After getting the quest "Seeking the Kor Gem" Head south to Ashenvale and the entrence to Blackfathom Deeps is located around 15,15. Its located inside the ruins of a temple, you will see a pit with water at the bottom and stairs taking you down to it. Once you are in teh water dive and you will find that you can swim under one of the walls and actually enter Blackfathom Deeps. You will not have to travel deep inside, it usually drops off the second or third Wrathtail. Once you have the gem travel back to Thundris Windreaver.
Once you have the four pieces travel back to ironforge and you turn in the quest he will begin to craft Verigans Fist for you https://www.wowhead.com/classic/item=6953
