Iglau was then a thriving commercial town of 20,000 people where Gustav was introduced to music through street songs, dance tunes, folk melodies, and the trumpet calls and marches of the local military band.
Iglau era daquela unha próspera cidade comercial de 20.000 habitantes onde Gustav introduciuse na música a través de cancións da rúa, música de baile, melodías populares, e as chamadas de trompeta e marchas da banda militar local.