button help

[Tim Helms]

found this one today where a old cloths line was.how old is it ?

 

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[nhbenz]

The black finish remaining on it makes it from 1910-1923, so safely considered a WWI button. The backmark I believe would cut the range down to being 1920 at newest.

 

[Tim Helms]

looks like it says american button co newa N J

 

[Rookster]

found this one today where a old cloths line was.how old is it ?

I believe this it. Semi older US military.