Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online.THe Zacherlhaus is a residential and business tower designed by Jo e Ple nik and built between 1903 and 1905 in the 1st district of Vienna, the Innere Stadt (at Brandstatte 6/Wildpretmarkt 2-4/Bauernmarkt 2). THe construction was commissioned by Johann Evangelist Zacherl, son of the industrial magnate Johann Zacherl, who built the Zacherlfabrik. IT was one of the first modern buildings erected at the Wildpretmarkt in Vienna''s city centre. THe façade is made of polished grey granite plates; the artistically executed cornice is also noteworthy. THe figure of Archangel Michael on the façade is the work of Ferdinand Andri, while the caryatids were made by Franz Metzner. THe oval-shaped stairwell features a lamp that resembles an insect; this is a reference to insecticide, the production of which had made the Zacherl family rich.