The Phonautograph and Precursors to Edison's Phonograph. An 1859 Koenig phonautograph. While Thomas Edison is rightly credited with the invention of the cylinder phonograph and the means of playing back sound, his ideas were clearly influenced by numerous others who preceded him.
itâs best time to climb El Capitan or Raft along the Merced River. Also, spring if best time to see the Yosemite Falls in all their glory, âwhen melting snow fills the streams with volume. Yosemite is one of the best places in the US to observe the planets, stars, and galaxies.
Visiting in Summer. Yosemite Falls--and other waterfalls in Yosemite--reach their peak flow near the end of May, but usually remain high well into June. By August, waterfalls have little water or (in the case of Yosemite Falls) may be dry.