This is a used vintage Frederick Post Versalog slide rule, featuring a classic brown and white color scheme. As a pre-digital era calculating instrument, it serves as a functional collectible for enthusiasts, a historical display piece, or a practical educational tool for demonstrating analog computation. Its used condition is typical for a vintage item, and free shipping is available. The Versalog model was known for its utility in engineering and scientific fields. This item is ideal for collectors of drafting tools, students of the history of technology, or anyone appreciating mid-20th century design. Check the listing for full details on specific markings, case availability, or any included accessories. Vintage Frederick Post Brown White Versalog Slide Rule. Condition: Used. Listed at 55.00 USD. Really cool pieces. #230403-00-0304.

$27.50
$55.00