And since you can save your work at any point and continue working on a copy, I though I'd show you both the black & white version as well as the next step, with color added.
Which one do you prefer?
"Sketch Nr 4 - Cross-hatching b/w"
"Sketch Nr 4 - Cross-hatching color"
All my sketches are also posted on my Facebook Artist Page Regula Scheifele Fine Art - I'd love to have you follow me on Facebook or sign up to follow my blog!