4 Free Photos of Sector (instrument)

cc-zerofiles uploaded by daderotmetalcc-pd-markauthor died more than 70 years ago public domain imagescollections of mathematisch-physikalischer salon (zwinger, dresden)
Proportionalcirkel av mässing - Skoklosters slott - 92885
sector (instrument)fredrik andersson
Gunter's Scale Sector - MIT Slide Rule Collection - DSC03579
self-published workwood
Sector with dividers, probably Dresden, c. 1630 - Mathematisch-Physikalischer Salon, Dresden - DSC08048
dividersmetal
Sectors by (top) I. David, Dresden, mid 1600s, (middle) J. G. Arndt, probably Dresdent, c. 1640, (bottom) C. Koehler, Dresden, 1662 - Mathematisch-Physikalischer Salon, Dresden - DSC08047
self-published workmetal
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