Adviser Ann Phillips was called in to vet a Matisse ink drawing for a client.

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In an untitled 1933 pen-and-ink drawing by Rosella Hartman, a nude couple contemplates a woodland waterfall.

WSJ: Nature in America | A Landscape in Evolution | By Barrymore Laurence Scherer

The image almost looks more like a pen-and-ink drawing than a photograph.

WSJ: Photographic Balancing Acts | Swiss Alpine Museum | He Cut a Fresh Path in Mountain Photography | By Michael J. Ybarra

Dine alternates among charcoal, India ink, litho crayon and other drawing tools, often on the same pieces, giving a lesson in the possibilities of tonal variation using implements that must have been high tech before the Renaissance.

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In OneNote, at least, the pen seems to be aware of what you mean to erase: after drawing an Engadget logo in blue ink, we started to erase it and after a few swipes, the whole thing disappeared from the screen.

ENGADGET: Microsoft Surface Pro hands-on Hands-on

Drawing on a yellow pad with purple ink, Houghton compares in detail the Corning of 1967-68 with the Corning of 1977-78.

FORBES: The Trials Of Amory Houghton Jr.

You wouldn't draft a letter or sketch a still life with an ink-stained finger, but that's what writing or drawing on a tablet amounts to without the proper tool.

WSJ: The Pen Is Mightier Than the Swipe