Collection of Proportional Dividers from the late 19th to middle 20th century. : r/toolporn

Proportional Divider - Proportioner

Busy Waterfront, early 20th century. : r/Minecraftbuilds

Proportional Divider

Find many great new & used options and get the best deals for Antique BRASS & STEEL DRAFTING TOOL PROPORTIONAL DIVIDER Scientific Instrument at the

Antique BRASS & STEEL DRAFTING TOOL PROPORTIONAL DIVIDER Scientific Instrument

Proportional Divider

Proportional Divider

Vintage 3 - Combo Set - Drawing Geometry Proportional Caliper Divider With

Derwent® Scale Divider

For sale is a very nice pair of vintage ALVIN 8 inch proportional dividers #949 made in Germany. The dividers are made of nickel silver and are

ALVIN #949 PROPORTIONAL DIVIDERS 8 Made in Germany original case drafting drawing architecture tool

Busy Waterfront, early 20th century. : r/Minecraftbuilds