Billmann-Berlin , Berlin-Zehlendorf, 1950s Wolfgang Billmann (1947-, voc, steeld, d, urban planning, ...) Ralph Billmann (1949-2019, p, org, comp, architecture, ...) Evi Billmann (1953-2022, voc, as, cong, landscape planning, ...) ... Memories (maps, photos, videos ...) : Berlin-Zehlendorf, Teltower Damm, Heinrich-Laehr-Park ... Zehlendorf-Mitte . ... center Schweizerhof-Grundschule (1949-60) ... elementary school Waldmueller-, Hammerstr. ... Waldmuellerstr. Henry Tonke Heinrich-Laehr-Park ... Heinrich-Laehr-Park , 'playground' Spot of a discarded damaged US parade snare drum in 1954...