Some more info from http://www.users.qwest.net/~filmtank/filmtank.htm
"For the winter of 1948 he settled on a farm in the Irish countryside.
After that he lived quite by himself in a hut beside the ocean, in Galway
on the west coast of Ireland. His neighbours were primitive fishermen. It
is said that Wittgenstein became a legend among his neighbours because he
had tamed so many birds
December 1947 - March 1948
Kilpatrick House, Red Cross, Wicklow
28 April, 1948 - August 1948
Rosro Cottage, Renvyle P.O., Co. Galway
October 1948 - June 1949
Ross' Hotel, Parkgate Street, Dublin
TOTAL TIME IN IRELAND: 18 MONTHS "