The Phonautograph and Precursors to Edison's Phonograph. An 1859 Koenig phonautograph. (Courtesy of the Smithsonian Institution.) 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.
The best time to go whale watching in Oahu is November through May, as these months see the arrival of the humpback whales on their migration from Alaska. These creatures can weigh up to 45 tons, and marine specialists estimate that some 10,000 of them spend their winters near the Hawaiian islands.
Whale Watching â Sydney. Sydneyâs best wildlife adventure: May â November 2017. If youâve ever dreamed of getting up close and personal with whales, now is your chance! Here in Sydney we observe the annual migration of humpback whales from May through until November. Humpback whales are considered to be the best species for whale watching. Compared to other whales, they are very playful and are often seen tail or fin slapping.