QSL via bureau to 4U1ITU or direct to the IARC, Box 6, CH-1211 Geneva 20, Switzerland. QSL via OKDX Foundation. Marcel received no logs from Awto, 4L7AT, since May 1993. In good old times he used to confirm QSLs via the bureau. SV1ENG via Antonis A Parashis, El.
Different modes are of no interest at all.