
1) Canadian invention 2) Luggage identification
Found on
https://www.crosswordclues.com/clue/bag-tag

Bag tags, also known as baggage tags, baggage checks or luggage tickets, have traditionally been used by bus, train and airline companies to route passenger luggage that is checked on to the final destination. The passenger stub is typically handed to the passenger or attached to the ticket envelope: a) to aid the passenger in identifying their ba...
Found on
http://en.wikipedia.org/wiki/Bag_tag

Identifying tag attached to mail sack/bag. Shows original mailer, type of mail, destination city, and ZIP Code. Also level/group, bag number, and carrier route when applicable.
Found on
http://www.nmoa.org/Library/index.htm
No exact match found.