I don't have a clue

[trapperart]

Found these 2 things in the woods today I have no clue what they are. Both are non magnetic, any help appreciated

 

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[Back-of-the-boat]

The round one at first glance of the back picture, you think lock, but no keyhole?Dresser parts?

 

[old digger]

Looks like the bottom part of a sliding window lock.

 

[against the wind]

The round disc may be part of a pocketbook catch or briefcase lock.