Author: Fiesenheiser, E.I., Budenholzer, R.A. & Fisher, B.A.
Title: The Versalog Slide Rule Instruction Manual.
Description: Frederick Post Co. Chicago 1951 1st edition. Printed boards. 115pp 8vo 0.3kg. Sticker for book supplier to title page and verso, Riley Blueprint & Engineering Supply Co. No inscription, 4 square corners. VG+ condition, clean and attractive copy. No dustwrapper.

Keywords: slide rule