An curved arrow pointing right. Calligrapher Shinah Chang designs her own greeting cards. The secret to her amazing letters: an oblique pen. The odd-looking pen, which writes on an angle, turns ...

Watching the Italian penwoman Barbara Calzolari at work is like witnessing a tightly choreographed dance sequence. With lithe movements of the nib held in the flange of an oblique calligraphy pen, she ...