Vintage Sterling Decimal Trig Log - Log Slide Rule & Manual Made In USA

Vintage 1965 Sterling Decimal Trig Log-Log Slide Rule No. 594 Made in USA

SP Precision Sterling Slide Rule ~ VINTAGE Made In USA ~ 11" Long ~ *NO CASE*

Sterling Decimal Trig Log Log Slide Rule Vintage Made in USA

Precision Sterling Slide Rule - Made In USA Drafting / Engineering

Vintage Sterling Decimal Trig Log - Log Slide Rule & Manual Made In USA

STERLING SP DECIMAL TRIG LOG-LOG Slide Rule 1965 Engineering Drafting Tool CASE

Fractionaid:Vintage Slide Rule The Ruler Company Educational w Case + directions