First, read this link:
https://www.backyardchickens.com/a/step-by-step-guide-to-assisted-hatching
I had two of these too, the first one hatched on its own, the second one made no progress after 24 hours so I helped it, it had absorbed all the blood and yolk sack, was just stuck in a...
I had my first ever small end of the egg hatch two days ago, also on day 19 I noticed it at around 9 pm ( which ended up being good thing) I went to bed at 11 and was up at 3:30 am and it hatched by itself!! remember, it can take up to and sometimes more than 24 hours for a normal hatch, just...