Science of production, transmission, reception, and effects of sound. Also, in a room or other locations, those characteristics that control reflections of sound waves, and thus the sound reception in the room.
"THANK YOU SO MUCH!!!! I can't believe that this music is in my life again. My two (annoying) brothers and I only got along at Christmas time when we gathered around the record player listening and singing these songs. I can't wait to let them hear it! Thank you, so much. I will pass your info on to others who have albums they want ..."