I started something like this a few weeks ago by making a screenshot whenever something previously unseen dropped.
Normal
Nord Serf - Bent Sword, Spurn Berry
Nord Peasant - Crooked Stick, Old Boots, Frying Pan
Nord Farm Hand - Old Boots
Nord Farmer - Crooked Stick
Nord Priest - Bent Sword
Nord Intruder - Bone Shard
Nord Slaver - Old Boots
Nord Prisoner - Old Boots
Nord Militia - Old Boots
Nord Recruit - Bent Sword
Nord Levy Militia - Crooked Stick
Nord Scrub - Bent Sword
Nord Field Levies - Bone Shard
Nord Town Guard - Bent Sword
Nord Town Watch - Crooked Stick
Nord Trained Recruit - Bent Sword
Nord Conscript - Crooked Stick
Nord Follower - Old Boots, Crooked Stick
Nord Sergant - Battleaxe
Nord Chuff - Bent Sword, Coal
Nord Brute - Bone Shard, One Handerd Battle Axe
Hungry Zhug - Coal
Nord Hirdman - Bent Sword
Mercenery Zweihander - Coal
Nord Huntsman - Old Boots, Crooked Stick, Nem Flower,Twisted String
Nord Trapper - Twisted String
Nord Skirmisher - Bent Sword, Sparkly Necklace
Nord Capitan - Nordic Short War Sword, Sparkly Necklace
Nord Pikeman - Wood, Chain
Mercenary Sargeant - Bent Sword
Nord Trooper - Shade Ore
Nord Ulfhedin - Twisted String
Sword Sister - Sparkly Necklace
Eastern Adventurer - Sparkly Necklace
Nord Veteran Pikeman - 3 x Bent Sword, 3 x Wood, Hardened Metal, Wolf Teeth Necklace, 2 x Chain
Nord Ranger - 4 x Old Boots
Nord Chosen Huscarl - Scale of Fafnir
Hard
Nord Soldier - Sparkly Necklace
Nord Veteran Soldier - 3 x Cloth, Wood, Bone Powder, Sturdy Wood, Hardened Metal, Wolf Teeth Necklace, Chain
Whalers of Ekki - Sulphur, Wood of Glasir
Spawn of Loki - Hardened Metal, 3 x Wood
Eastern Elite Mercenery - Sturdy Wood, Heavy Cloth
Varangian Guard - Hardened Metal, Sturdy Wood, Heavy Cloth, 2 x Chain, Wolf Teeth Necklace, 3 x Wood
Followers of Hati - Bronze Arrowhead, Wood of Glasir
Einherjar - 3 x Coal, 2 x Shade Ore
Nord Champion Huscarl - 3 x Bone powder
Nord Battle Priest - 3 x Antiseptic Cloth
Nord Master Hunter - Heavy Cloth, Bronze Arrowhead, Wolf Teeth Necklace
Nord Sniper - 5 x Crooked Stick
Nord Crazed Berserker - Wolf Teeth Necklace, 2 x Coal
Valkyrie - Water of Hvelgermir
Normal
Nord Serf - Bent Sword, Spurn Berry
Nord Peasant - Crooked Stick, Old Boots, Frying Pan
Nord Farm Hand - Old Boots
Nord Farmer - Crooked Stick
Nord Priest - Bent Sword
Nord Intruder - Bone Shard
Nord Slaver - Old Boots
Nord Prisoner - Old Boots
Nord Militia - Old Boots
Nord Recruit - Bent Sword
Nord Levy Militia - Crooked Stick
Nord Scrub - Bent Sword
Nord Field Levies - Bone Shard
Nord Town Guard - Bent Sword
Nord Town Watch - Crooked Stick
Nord Trained Recruit - Bent Sword
Nord Conscript - Crooked Stick
Nord Follower - Old Boots, Crooked Stick
Nord Sergant - Battleaxe
Nord Chuff - Bent Sword, Coal
Nord Brute - Bone Shard, One Handerd Battle Axe
Hungry Zhug - Coal
Nord Hirdman - Bent Sword
Mercenery Zweihander - Coal
Nord Huntsman - Old Boots, Crooked Stick, Nem Flower,Twisted String
Nord Trapper - Twisted String
Nord Skirmisher - Bent Sword, Sparkly Necklace
Nord Capitan - Nordic Short War Sword, Sparkly Necklace
Nord Pikeman - Wood, Chain
Mercenary Sargeant - Bent Sword
Nord Trooper - Shade Ore
Nord Ulfhedin - Twisted String
Sword Sister - Sparkly Necklace
Eastern Adventurer - Sparkly Necklace
Nord Veteran Pikeman - 3 x Bent Sword, 3 x Wood, Hardened Metal, Wolf Teeth Necklace, 2 x Chain
Nord Ranger - 4 x Old Boots
Nord Chosen Huscarl - Scale of Fafnir
Hard
Nord Soldier - Sparkly Necklace
Nord Veteran Soldier - 3 x Cloth, Wood, Bone Powder, Sturdy Wood, Hardened Metal, Wolf Teeth Necklace, Chain
Whalers of Ekki - Sulphur, Wood of Glasir
Spawn of Loki - Hardened Metal, 3 x Wood
Eastern Elite Mercenery - Sturdy Wood, Heavy Cloth
Varangian Guard - Hardened Metal, Sturdy Wood, Heavy Cloth, 2 x Chain, Wolf Teeth Necklace, 3 x Wood
Followers of Hati - Bronze Arrowhead, Wood of Glasir
Einherjar - 3 x Coal, 2 x Shade Ore
Nord Champion Huscarl - 3 x Bone powder
Nord Battle Priest - 3 x Antiseptic Cloth
Nord Master Hunter - Heavy Cloth, Bronze Arrowhead, Wolf Teeth Necklace
Nord Sniper - 5 x Crooked Stick
Nord Crazed Berserker - Wolf Teeth Necklace, 2 x Coal
Valkyrie - Water of Hvelgermir
BoS_Niezdara - LVL 52 Repeaterman - Blacksmith LVL 22 | BoS_Niezdara_Guard - LVL 52 Royal Guard - Armorsmith LVL 25 | BoS_Niezdara_Peltast - LVL 52 Master Peltast - Alchemist LVL 25 | BoS_Niezdara_Warden - LVL 52 Warden