Step #1
Draw two circles.
Step #2
Draw an oval, three circles & outlines for handle & lever.
Step #3
Draw a circle.
Step #4
Draw a circle.
Step #5
Draw outlines for seat & handle grip.
Step #6
Draw four circles.
Step #7
Draw the lever.
Step #8
Draw jump & rod.
Step #9
Draw back side jump & seat support.
Step #10
Draw paddle & enhance handle.
Step #11
Draw mud guards.
Step #12
Draw rim rods & chain cover.
Step #13
Draw more rim rods & paddle.
Step #14
Draw further rim rods as shown.
Step #15
Draw further rim rods.
Step #16
Draw rims rods & axle.
Step #17
Make necessary improvements to finish.