Hi, Welcome to the forum,
Hope this helps you some…
These are my best guesses, based upon many years of collecting / researching keys & locks.
1) Interior duty mortise lock, smaller house, off the shelf hardware store lock
2) Heavier duty door lock possibly a rim lock or store lock (business)
3) Steamer trunk or lockbox
4) Furniture / China cabinet
5) Trunk or large luggage
6) Padlock or maybe a built-in trunk hasp. Possibly made by Corbin. The shape was one they used. I have not a clue if there was ever a reason for the hole through the barrel of the key or just a Corbin design thing
7) Lower quality, possibly cupboards???
8,9,10) Smaller built-in locks usually used on home items like sewing machines, pianos, liquor cabinets, roll top desks, gun cases, jewelry boxes, or makeup cases
11) Unknown, seems of lesser quality
12,13) Small chest, steamer trunk, tackle box or small tool box
Cheers,
–Vince
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