The constant air pressure needed to play the hydraulis was supplied by a ?

Look at las meninas by diego velasquez. this painting is a masterful example of the use of:

What movie production is better? a. disney b. universal c. blumhouse

Which of the following statements is not true? like haydn and many other composers of the classical period, beethoven was most successful financially when in the service of the aristocracy. the finale of beethoven's ninth symphony is based on schiller's poem about human brotherhood, ode to joy. beethoven opened new realms of musical expression that profoundly influenced composers throughout the nineteenth century. in the finale of his ninth symphony, beethoven took the unprecedented step of using a chorus and four solo vocalists.