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.
photo courtesy yosemite tioga road in yosemite national park will open for the season at noon friday since 1980 this ties for the earliest opening with 1987 when the road was also opened on may 2 last year the road opened on may 11 the average opening date is may 27 in time for memorial day weekendtioga road bounded on both sides by state highway 120 is the popular crossing of the sierra nevada that tops out at 9943 foot tioga pass and leads east down to mono lakehoto courtesy yosemite tioga road in yosemite national park will open for the season at noon friday since 1980 this ties for the earliest opening with 1987 when the road was also opened on may 2 last year the road opened on may 11 the average opening date is may 27 in time for memorial day weekend