(Turns the drumhandle.) There.

(She drops two pennies in the slot. Gold, pink and violet lights start forth. The drum turns purring in low hesitation waltz.
Professor Goodwin, in a bowknotted periwig, in court dress, wearing a stained Inverness cape, bent in two from incredible age, totters across the room, his hands fluttering. He sits tinily on the pianostool and lifts and beats handless sticks of arms on the keyboard, nodding with damsel's grace, his bowknot bobbing)" (U15.4014)