Radioklub Triglav (S51A, S53APR) will be using the special event call sign S549APR, from Ljubljana, Slovenia, to celebrate the 70th anniversary of the founding of the club, which was founded in 1949 in Ljubljana, Slovenia.
The first callsign for the club was issued in 1950.
QSL via S51A.

S549APR Radioklub Triglav, Ljubljana, Slovenia. Radio Room Shack.