Hi,
Just saw your messages.
type in black and tans prisoners with the names you have.
there is a pdf file
BMH.WS 1511
I just got it and when I went back to the site list it's blank.
It's nearly 100 pages.
In Wales they were held in Frongoch, all that is there now is a stone with a plaque stating what was there. It was an old distillery.
M