EK-4HL 1928 Deutschland
Kurt Illing, Leipzig, DE 0195, unlis K4HL, unlis EK4HL, since 1929 unlis D4HL, since 1930 D4MLH, then D4BAU, since 1935 D4AAU, and since 1936 D4AUU.
In 1926 he was heading the Sachsen-Thueringen section of the prewar German amateur radio club DASD. He died in 1946.
QSL courtesy of UY5XE
Info coutesy of Norbert Maibaum