BOLT, among builders, an iron fastening fixed to doors and windows. They are generally distinguished into three kinds, viz. plate, round and spring bolts.
BOLT
article · 154 chars · lineage ↗ · page image at NLS ↗
article · 154 chars · lineage ↗ · page image at NLS ↗
BOLT, among builders, an iron fastening fixed to doors and windows. They are generally distinguished into three kinds, viz. plate, round and spring bolts.