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Quill:
Drawing
quills are made out of flexible metal, so you can easily add more or
less pressure to make the line thicker or not.
You
can change the nibs. You can buy ink in many different colours.
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Paint
brush:
You
can create strong images using a paintbrush and paint.
Of
course, the result varies according to how thick the brush is.
You
can use water paints to achieve subtil greys and a great variety of
tones.
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