Proportional Dividers. A Very Useful Tool. – Peachey Conservation

Proportional dividers are ancient tools, dating back to Roman era, though as late as 1955 some thought they were a Renaissance invention.  The Alvin 450 is really handy when making miniatures, like the triangle and engineer's square above, that I made for Fritz Otto Buchbinder.  They allow you to quickly see and measure what a…

scissors – Peachey Conservation

scissors – Peachey Conservation

scissors – Peachey Conservation

bookbinding tools – Page 13 – Peachey Conservation

Prospek Proportional Divider - Drawing Tool

.

7 Inch Proportional Dividers in Box DIETZGEN - 104314

National Museum of American History

Proportional Dividers Smithsonian Institution

five essential bookbinding tools – Page 2 – Peachey Conservation

14 Inch American Oak Proportional Divider, Scale Divider, Drawing

Peachey Conservation – Book Conservation Services

BRIDGE CITY TOOL WORKS PD-11 Precision Proportional Divider MINT