Sketching as a Hobby

Pen & Ink Techniques

Pen & Ink Drawing

Portfolio: Beginning Pen & Ink: Tips and techniques for learning to draw in pen and ink

Drawing in Pen & Ink

Artistry: Pen & Ink: A creative exploration of a time-treatured drawing technique

Wildlife Sketching: Pen, Pencil, Crayon and Charcoal

Drawing and Sketching in Pencil

Painting Weathered Buildings in Pen, Ink & Watercolor

The Practical Guide to Drawing Techniques

Landscape Sketching in Pen and Ink: With Notes on Architectural Subjects

Caspar David Friedrich and the Subject of Landscape: Second Edition

Creative Perspective for Artists and Illustrators

How to Draw in Pen & Ink - A Beginners Guide

Dare to Sketch: A Guide to Drawing on the Go

Artist's Sketchbook: Exercises and Techniques for Sketching on the Spot

Sketch!: The Non-Artist's Guide to Inspiration, Technique, and Drawing Daily Life

Getting Back or into Ink Pen Drawing

You Can Draw in 30 Days: The Fun, Easy Way to Learn to Draw in One Month or Less

Lessons on Shading