Monoprints and Drawings - Part 2

Check here for Monoprints Part 1

In continuing with my drawings on monoprints, here are three more:

 I started with this mono print.

And sketched this piece of shell with colored pencils.

On this monoprint....

I sketched this shell.

And with this mono print, 

I sketched this shell.  (The original monoprint is upside down)...