what breed are these? :)

[mama24]

The "black sexlink" in the pic looks red to me, that's why I said RIR (though I meant Production Red of course.

)

 

[RhodeRunner]

These hens are not American Poultry.
Columbian- Hybrid possibly a Light Sussex Star.
Barred- Barred Rock
White With Brown- Amber
Blue- Blue Bell
Brown- Brown Leghorn
Black with Silver- Silver Sussex or Daisy Belle

http://www.newlandgrange.com/BREED-DESCRIPTIONS(1254980).htm

 

[mother o' chicks72]

clockwise from top: Delaware, Barred Rock, Red Sex-Link, Blue Andalusian, Brown Leghorn, Black Sex-Link

 

[CrazyCatNChickenLady]

The 'Black sexlink' is actually brown/deep red if you look closely. So I'd say RIRx (production red).