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| courtesy Laurie Schmidtke collection | ||
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lead diameter mechanism composition variations production date origin |
2 mm pushbutton spring clutch all metal pushbutton color: black, blue, brown, green, red, silver circa 1960s Italy |
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| see also | Koh-I-Noor 5611 |
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| courtesy Laurie Schmidtke collection | ||
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lead diameter mechanism composition variations production date origin |
2 mm to 2.5 mm pushbutton spring clutch all metal unknown circa 1960s Italy |
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| see also | Koh-I-Noor 5616 |
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| original content, images, layout and design © 2001 to 2010 Dennis B. Smith | more info... | ▲ top | ||
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