Track spikes Emil Zatopek, a distance runner from Czech Republic, wore them during the 1952 Olympics in Helesinki. The front of the sole features a rigid or semi-rigid spike plate containing between 3 and 9 threaded holes called spike wells. Spikes can be screwed into each well using a spike wrench. Recently, some individuals have attempted to add a "through hole" at the bottom of the spike to make them easier to tighten, remove, and install. Some shoes have permanent or "fixed" spikes which are not meant to be removed. Spikes may break during competition. Track shoes are exceptionally light, some shoes
Emil Rathenau was married in 1866 to Mathilde Nachmann, daughter of a Frankfurt banker. One of his sons was the famous Walther Rathenau, a Weimar-era industrialist, politician, and progressive economist. Walther was assassinated in June 1922 by gangsters of the extreme right-wing. He had another son named Erich Rathenau and a daughter Edith. Emil Rathenau Emil Moritz Rathenau (11 December 1838 – 20 June 1915) was a German entrepreneur and industrialist, a leading figure in the early European electrical industry. Rathenau was born in Berlin, into a wealthy Jewish merchant family based on Viktoriastrasse by the Tiergarten, an old Jewish quarter of