When Kruesi finished making the phonograph Edison put on the tin foil and then recorded the nursery rhyme Mary Had a Little Lamb; Edison's daughter Marion was at the time nearly five years old and his eldest son was almost two. Edison then adjusted the reproducer and the machine reproduced it perfectly.
Spring in Yosemite National Park. Spring is by far the best time to visit Yosemite Valley. In May the waterfalls are at their peak, the wildflowers are blooming, and the summer crowds have not yet arrived. Daytime temperatures are often divine, but be prepared for chilly temperatures at night.
All tours begin in Yosemite Valley. 1  Valley Floor Tour is a two-hour tour of Yosemite Valley that operates all year. From approximately April through October, this is an open-air tram tour (weather permitting). 2  Glacier Point Tour is a four-hour round-trip tour to Glacier Point and back.