IRC / irc (in religion/sponsoring agencies) - found in this card
maybe „International Rescue Committee“ ? - according to the ITS Glossary page 124 [quote] " a refugee relief organization originally known as the International Relief and Rescue Committee (IRRC), which was formed in 1942 by a merger of the International Relief Association (IRA) and Emergency Rescue Committee (ERC))"
still active today? see https://www.rescue.org/