This course covers the history of audio production from Thomas Edison to modern digital techniques. It examines key recording sessions and the engineers and producers that advanced the field. Topics include Les Paul's multitrack innovations, influential genres like blues and rock, producers like Phil Spector and George Martin, and landmark albums. The goals are for students to understand the evolution of audio technology and recording styles, identify important recordings and innovators, and demonstrate knowledge of equipment and the recording process. Evaluation includes discussions, essays, listening analyses, and a final paper.