Template:Infoboxitem3This diagram can be purchased from most armorers, including:
- the Armorer in Kaer Trolde keep
- the Armorer in Kaer Muire
- the Armorer in Midcopse
- the Armorer in Oxenfurt
- Fergus Graem
- Willis
- Yoana
- the Merchant at the Ard Skellig sawmill
One copy of this diagram can be found in a submerged chest east of the bridge by Crippled Kate's brothel.