A hint: “His master’s voice”.

Answer: that is the name of the perky looking white dog with the black eye that became the unforgettable mascot on the Victrola logo.

Dover has a museum dedicated to the evolution of the talking machine.  It started when on a simple hand crank version Edison captured the nursery rhyme “Mary had a Little Lamb” and grew until its heyday when any one who was anyone had to have one of those machines in their beautiful cases in their home.  The collection is beautiful and shows off some impressive, imaginative engineering.