Admiral Bird, the guy who went to Antarctica and claims to have been taken to a Hollow Earth city of crystal was a member of the International Rescue Committee.

Extra ties included. Search CIA FOIA "International Rescue Committee" here to find thsee documents. They're all on the first page: https://www.cia.gov/library/readingroom/search/site/International%20Rescue%20Committee

Adding extra Red Cross, IRC, Byrd information as well. There's even more in previous bread relating to Reagan if someone wants to link it. I'm phonefagging.