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| courtesy Allan Macdonald collection | |
|
lead diameter mechanism composition variations production date origin |
2 mm pushbutton spring clutch hard rubber barrel, metal mechanics unknown (colored band on button retainer?) 1955–(late 1950s) Germany |
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| special features | 8 jawed collet | ||
|
|
|
| courtesy Allan Macdonald collection | |
|
lead diameter mechanism composition variations production date origin |
2 mm pushbutton spring clutch hard rubber barrel, metal mechanics unknown (colored band on button retainer?) (late 1950s – 1960s) Germany |
||
| special features | 8 jawed collet | ||
|
|
|
| courtesy Allan Macdonald collection | |
|
lead diameter mechanism composition variations production date origin |
2 mm pushbutton spring clutch hard rubber barrel, metal mechanics unknown (colored band on button retainer?) (late 1950s–1960s) Germany |
||
| special features | 8 jawed collet | ||
| original content, images, layout and design © 2001 to 2010 Dennis B. Smith | more info... | ▲ top | ||