Congratulations for being curious...  Herin lies a list for ballpark values of items
Average Price Lists::
 

Flask : 20
Canteen : 15

Rum : Flask -10. Canteen-20

Food,
Roughly 2 coins for fruit& veggies, 4 for Potatoes, 2 for Bread, 5 for meat

Scrolls 20 coin for lesser scrolls, 100 coin for greater

Weapons :: (Human)
(less for Orc) (More for Elf) (more still for Dwarf)
Axe :: 500 coin
Short Sword :: 400 coin
Dagger :: 100 coin

Armor :: (Human)
half for Orc, double for Elf, Triple for Dwarf
Helm :: 100 coin
Chest :: 300 coin
Guards :: 75 coin for a pair
leggings :: 200 coin
Boots :: 50 Coin
Chainmaile :: 125 coin