Use one of the following values with the "summon [item name]" code to spawn the corresponding item:

VikingShortSword
VikingBroadSword
VikingShield
VikingShieldCross
GoblinAxe
GoblinShield
DwarfBattleSword
DwarfBattleAxe
DwarfBattleHammer
DwarfWorkSword
DwarfWorkHammer
DwarfBattleShield
RuneOfPower
RuneOfPowerRefill
RuneOfHealth
RuneOfStrength
MagicShield
DarkShield
RustyMace
RomanSword
SigurdAxe
HandAxe
Torch