Jakob Kern (fl 1819-1867), Aarau.

Kern beam compass fittings


Kern dotting pen


Kern drawing set #1


Kern proportional dividers


Kern drawing set #2


Kern beam compass


Kern drawing set #3


Kern section liner


KERN Zirkelschenkelformen.pdf
Adobe Acrobat Document 895.0 KB
KERN Zirkelkopfformen.pdf
Adobe Acrobat Document 1.1 MB