Pens and the Art of Rapidograph Maintenance

I feel the need to discuss my relationship with my pens, since they have been a big part of my life lately.  There are a few different types of pens around for illustrators.  There's the old fashioned crow quill, the felt-tipped Micron(r), and then there's the Koh-I-Noor Rapidograph(r). I recently upgraded to a full, 7-size…

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