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purpose lead diameter mechanism composition variations production date origin |
sketching 2 mm pushbutton spring clutch plastic barrel, metal mechanism none 1984 to (1990s) Germany |
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| Art Pencil and Pen set. | courtesy Allan Macdonald collection |
| original content, images, layout and design © 2001 to 2010 Dennis B. Smith | more info... | ▲ top | ||