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 Pollert film: in a silent version of 1913 (directed by Max Urban) and one with sound of 1933 (film director, Svatopluk Innemann; theater director, Jaroslav Kvapil). Emil Pollert Emil Pollert, born Emil Popper (20 January 1877, Liblice at Mělník – 23 October 1935, Prague) was a Czech opera singer at the National Theatre in Prague, in his time the main representative of bass roles. Pollert's talen was discovered by his brother, who in his adulthood financed his singing lessons with Francis Pivoda and Moritz Wallerstein. His study did not last long; he was engaged in Olomouc in the season 1898–1899, following