A few things for the experts .....

[Mac232]

The first thing I think came off a wiper blade , Trico brand , the second no Idea , and the third some kind of winding key .

 

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[oldfireguy]

The second one is a female end of a "lift the dot" snap. It snaps over the male end or stud to secure a flap. They are more common on military items like canteens, ammo pouches, cases, etc.

Here is an example:

 

[Bigcypresshunter]

The second one is a female end of a "lift the dot" snap. It snaps over the male end or stud to secure a flap. They are more common on military items like canteens, ammo pouches, cases, etc.

Here is an example:

I agree. It could be WWII era. The second looks like a wind up from a clock.

 

[Bigcypresshunter]

1- Trico windshield wiper part. http://www.tricoproducts.com/brochure.cfm?brochure=506&location_id=55


2- Lift the dot military snap.

3- Antique alarm clock or toy wind up key. http://www.heartsdelightantiques.com/vintagekeys&locks_page1.htm

 

[Mac232]

Thanks Fire Guy and Big C !!!

 

[trikikiwi]

Thanks Fire Guy and Big C !!!

What he said.
A Great Thread, Thanks to y'all.

Mike