Asia, Nepal, Annapuran IV
Publication Year: 1970.
Annapurna IV. A nine-man Czech expedition, led by Wladimir Prochaska, attacked Annapurna IV (24,688 feet). The first attempt failed, but on October 7 Albrecht Milos and the Sherpa Angbabu reached the summit for the fifth ascent.
Günter Oskar Dyrenfurth, Schweizer Alpen Club