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| Model 1946 (colored barrel) | courtesy Paul Hunt collection |
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lead diameter mechanism composition variations production date origin |
2 mm double-ended twist lock clutch all metal barrel color: model 1945 silver; 1946 black, green, red 1945 to 1950s USA |
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| see also | ad from Progressive Architecture, October 1945 |
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lead diameter mechanism composition variations production date origin |
2 mm pushbutton spring clutch plastic barrel, metal clutch unknown (1970s) West Germany |
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lead diameter mechanism composition variations production date origin |
2 mm pushbutton spring clutch plastic barrel, metal clutch unknown (1970s) West Germany |
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| special features | lead pointer in removable pushbutton | ||
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| original content, images, layout and design © 2001 to 2010 Dennis B. Smith | more info... | ▲ top | ||
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