Edwin Thacher

Edwin Thacher

3 books in the database

Books

Thacher's calculating instrument or cylindrical slide-ruleEdwin Thacher

Thacher's calculating instrument or cylindrical slide-rule

Edwin Thacher · 1884

Directions for Using Thacher's Calculating InstrumentEdwin Thacher

Directions for Using Thacher's Calculating Instrument

Edwin Thacher · 2022

Thacher's Calculating InstrumentEdwin Thacher

Thacher's Calculating Instrument

Edwin Thacher · 2010