Earlier quoted context omitted.
For some reason I conflated the fact there were more than 9 justices in the past with that being court-packing. Clearly, I misremember my social studies.
Wait, what? There were more than 9 justices in the past? When, and how many?
10 for a short period During the civil war if I read it correctly. For some reason I thought that either FDR or Wilson had packed the court with 12 justices. It was FDR who tried this but failed.