Vintage Keuffel & Esser (K&E) Compensating Polar Planimeter

Description

This auction is for a vintage Keuffel & Esser (K&E) Compensating Polar Planimeter, a specialized drafting and engineering instrument designed to measure the area of irregular two-dimensional shapes by tracing their boundaries. These instruments were commonly used for maps, engineering drawings, and surveying applications. Features include: Adjustable tracing arm Measuring wheel Vernier scale for precision measurements Weighted pole arm Included with this item is a green velvet-lined storage case. Item shows wear consistent with age and prior use. Buyers are encouraged to review all photos and inspect the item prior to bidding. Sold as-is, where-is with no guarantees or warranties expressed or implied.