Vintage bracelets (Near Christie Pits)

At least 40 years old, probably older. No hallmarks. Show signs of wear.
1. Not actually a bracelet -- this was used to fasten a cardigan. Some kind of metal
2. Maybe this isn't a bracelet :)
3. Bone of some kind
4. Metal
5. Heavy metal
6. Metal
7. May be copper
8. Metal