细节
An early cylinder movement
with comb in three, four, five and six-tooth section (left-hand bass), on flat brass bedplate -- the cylinder 9¾in. (24.5cm.)(several teeth broken or replaced)
with comb in three, four, five and six-tooth section (left-hand bass), on flat brass bedplate -- the cylinder 9¾in. (24.5cm.)(several teeth broken or replaced)