Eclectic files of varied interest

1. My fourth violin
2. Using a 27-year old computer on the Internet
3. Holmes, Booth & Haydens lens
4. Who engraved this Lincoln portrait?
5. Radio station KC0IZI
6. Foreign countries holding US Treasury debt
7. A flintlock
8. making sauerkraut
9. 25 years of computers . . .
10. Ancient indian corn strain - new seeds
11. Number symbols
12. Need eyepiece/reticle assembly for an alidade
13. Navy service
14. Other interesting files.