What is gate of horn chicago?

As an AI language model, I do not have access to current information. However, I can provide you with some general information about the Gate of Horn in Chicago which was a nightclub that operated from 1956 to 1960. It was located in the basement of the Rice Building on the corner of Chicago Avenue and Clark Street. The club was small and intimate, seating only around 100 people with a stage at one end where many legendary folk and blues artists performed, including Bob Dylan, Joan Baez, and Pete Seeger. The Gate of Horn was an important venue for the growing folk music scene in Chicago and helped launch the careers of several prominent artists.