Polka such as accordion, fiddle, diatonic accordion, hardingfele and nyckelharpa. Bedřich Smetana incorporated the polka in his opera "The Bartered Bride" () and in particular, Act 1. While the polka is Bohemian in origin, most dance music composers in Vienna (the capital of the vast Habsburg Austro-Hungarian Empire, which was the cultural centre for music from all over the empire) composed polkas and included the dance in their repertoire at some point of their career. The Strauss family in Vienna for example, while probably better-known for their waltzes also composed polkas that have survived obscurity. Josef Lanner and other Viennese composers
Polka-dot paint Polka-dot paint Polka dot paint is a paint which produces a polka dot pattern. The paint is traditionally an impossible object, and the subject of a fool's errand prank played upon apprentices in the decoration or construction trade, who are sent to obtain a bucket of polka-dot paint. A polka-dot paint effect has been produced in stage magic, and in the 1950s a polychromatic paint was invented which produced a dotted effect when dry. In the United States several magicians invented a trick in which they demonstrating painting with polka-dot paint. Prior to the performance, an object is pre-painted in