There are a couple of these I do not like, but for the most part, wow, incredible drawings...
Incredible Typographic Chalk Drawings | // The Chic-Type Blog
Marco Mazzoni Incredible pencil crayon drawings by Marco Mazzoni
Incredible Moleskine Sketches (15 drawings) - My Modern Metropolis
art i heart
Check out the incredible work of Julie Sarloutte -- her stitched portraits are such beautiful examples of drawing with textiles.