Vintage Pins LOT all Over the World CWSF Canada Wide Science Fair on Hat RARE

Vintage Pins LOT all Over the World CWSF Canada Wide Science Fair on Hat Lot of about 50 vintage pins from all over the World collected until now on a CWSF Cap  RARE Most are from Canadian Cities and events, as well from Qatar, Australia, Mexico, etc. Let me know if you have any questions.  I kept them on the hat not to touch them, and they are in very good condition. See my other items and combine shipping.