What were these fighters best weights?

[Barn]

Henry Armstrong.
Sam Langford.
????????

[GJC]

Henry Armstrong.
Sam Langford.
????????

Even though he had most success at Welter I think Lightweight for Hank
Langford i've always liked at MW

[SBleeder]

Henry Armstrong.
Sam Langford.
????????

For Armstrong, I'll actually go with featherweight. He had no lack of power at 126 and was at his quickest.

Sam Langford fought his best fights, imo, at what we'd now consider cruiserweight.