Step #1
Draw the three lines for creating the base of the shelf.
Step #2
Draw the other three lines and give it the desired shape.
Step #3
Draw the curved lines which come out.
Step #4
Draw and enhance those very lines for enhancement.
Step #5
Draw the vertical curves as shown.
Step #6
Enhance the shelves.
Step #7
Draw and enhance the other details as shown.
Step #8
Join everything and complete the figure as shown.