Like the image says, she will be in No Agency's art book "No Erotica #4". Looks like it's print-only, limited run of 500. Ships at the end of this month, then it's likely gone forever.
So it would have been posted on caroline calloway's instagram then deleted within hours... I checked archive.org dating back to 2014 til 2019 but couldn't find anything. Sorry for the reply triggering people's notifications but I need to learn how to comment- I only see the Reply button