Sale 219 Lot 185

ARCHITECTURAL ACU-ARC PRECISION DRAFTING CURVE KIT WITH CONVERSION CHART Housed in a fitted wooden case, this vintage Acu-Arc precision drafting kit includes a complete set of flexible, adjustable curve rulers designed to plot and measure smooth circular arcs across varying radii without requiring a beam compass. Complete with original conversion reference charts affixed to the interior lid, this specialized set serves as a functional collectible for architects, draftsmen, engineers, and technical illustrators. case measures: 12 by 2-3/4 by 1-1/2 inches
$80-120

PROVENANCE: Collection of Bob Nothstein, Silver Spring, MD.
All proceeds from the sale of this lot will benefit charitable causes.