Bullet casing but what is it !?!?!?!?!?

[humpy101]

Hey guys I got a box full of old ammo and I dont know much about these. And especially this one. Any ideas would be great!!! Anyone know anything about it ?

 

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[humpy101]

DONT LOOK AT THE LAST ONE

 

[fyrffytr1]

Too late. I already looked!

 

[mirage83]

Your .22 rimfire cartridge was made by Western Cartridge Co. The diamond headstamp was used by them from 1910 to 1927 or so.

 

[humpy101]

Its the same shell.