Slide rule and instruction manual
- RG 0.04.36
- Pièce
- ca. 1967
Fait partie de Miscellaneous Archival Materials
Slide rule, case, and instruction book by Hughes-Owens.
RG 0.04.36.01 - Hughes-Owens Versalog slide rule instructions book
RG 0.04.36.02 - Slide rule in burgundy leather case
Hughes-Owens Company Limited