Phonograph cylinder was created in 1877.

• a phonograph record is the vinyl (or shellac on glass or hard wax) disk or cylinder containing a sound recording.
• a phonograph is the machine for playing phonograph records.

Edison

Thomas Edison invented it in 1877.

The phonograph was invented in 1877 by Thomas Edison. It used cylinder records.

In 1887, Emile Berliner initiated the transition from phonograph cylinders to flat discs with a spiral groove running from the periphery to near the center. He called his invention the gramophone to bypass Edison's "phonograph" Trademark.