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.
First the good... We stayed at Wawona the end of August (our very first time in Yosemite, and first time in years since me or my boyfriend have camped in tents). The park rangers were super friendly and informative as we checked in. Wawona campground is lovely, but it's also very dry and dusty due to the drought.