https://bleedingcool.com/comics/vintage-paper/action-comics-1-cgc-8-5/
Action Comics #1 CGC 8.5 Sells for $2,007,500 at Comic Connect
Jun 13, 2018 - An Action Comics #1 CGC 8.5 has sold for $2,007,500 at Comic Connect. The comic features the first appearance of Superman by Jerry Siegel and Joe Shuster.
action comics 1 cgc
https://www.cgccomics.com/news/article/14820/action-comics-superman-record/
CGC-certified Action Comics #1 Sets New Record with Surprise $15 Million Sale | CGC
action comics 1