Editing Phonograph cylinder (section)

==Decline==
Cylinder records continued to compete with the growing disc record market into the 1910s, when discs won the commercial battle. In 1912, [[Columbia Records]], which had been selling both discs and cylinders, dropped the cylinder format, while Edison introduced his  [[Edison Disc Record|Diamond Disc]] format, played with a [[diamond]] stylus. Beginning in 1915, new Edison cylinder issues consisted of acoustic dubbings from Edison disc masters; they therefore had lower audio quality than the disc originals. Although his cylinders continued to be sold in steadily dwindling and eventually minuscule quantities, Edison continued to support the owners of cylinder phonographs by making new titles available in that format until the company ceased manufacturing all records and phonographs in November 1929. Many of the later issued Blue Amberols were dubbed electrically from electrical recorded masters <ref>{{Cite web |last=University of California |first=Santa Barbara Library Department of Special Collections |date=2005-11-16 |title=Cylinder Preservation and Digitization Project |url=https://cylinders.library.ucsb.edu/history-blueamberol.php |access-date=2024-12-11 |website=cylinders.library.ucsb.edu |language=en}}</ref><!-- presumably still available into October, but no new titles added after mid-year. --><ref name="congress"/>