20,ElectricCordReceptacle
21 NomenclaturePlate
22,,ClutchKnob
23,HandWheel
24 BobbinWinder
25 ThreadSpoolPins
26.BobbinWinderTensionDisc
27,,PressureRegulator
28 PresserFootLever
29,ThreadCutter
30,PresserFootThumbScrew
31,FeedDogs