Subject: Extracts from wasc 0008 p91 and p101- "Handbook of the manufacture and proof of Gunpowder as carried out at Royal Gunpowder Factory Waltham Abbey" by Capt F M Smith RA Asst Superintendent 1870 - showing Barrel Markings
Description: Extracts from wasc 0008 p91 and p101- "Handbook of the manufacture and proof of Gunpowder as carried out at Royal Gunpowder Factory Waltham Abbey" by Capt F M Smith RA Asst Superintendent 1870 - showing Barrel Markings
