George Eastman created the first affordable portable camera, enabling photography to become widely accessible. Several important transportation and communication technologies were also developed during this time period, including the installation of the first radio telephone on ships by the U.S. Navy, the invention of the electric typewriter, and widespread use of the telephone. Famous inventors and authors such as Henry Ford, the Wright Brothers, John Steinbeck, and A.B. Guthrie JR also made major contributions to technology and literature during this era.