Title: Pioneers of light and sound
Description: "Light and sound have been studied for a long time. With that knowledge, people have created such important things as telescopes, microscopes, cameras, telephones, radio, television, tape recorders, lasers, compact discs, and MP3 players"--Provided by publisher.
Subjects: Sound, Electronic apparatus and appliances, Juvenile literature, Discoveries in science, Optics, Optical instruments, Optics, juvenile literature, Sound, juvenile literature, Electric apparatus and appliances, Electric apparatus and appliances, juvenile literature, Discoveries in science, juvenile literature