Maggie looks like a Gold-laced Wyandotte pullet.
I don't usually trust most of the "tests" they are often old-wives tales.
Where did you get your birds? Hatchery or a farm? Is there any chance the barred bird is a mix with wyandotte (which might help explain the pullet coloring on a...
I would guess Dominique with that comb. A full body shot with better lighting would help to guess gender. What is the other bird, same breed or different?