P. Courti Mahogany Stick Barometer, Mid-19th Century Made in Exeter, England slide rule with everything ideal

with everything ideal

This is a moralizing work that contrasts the rewards of a diligent

Title: Edwin Hubble: Mariner of the Nebulae Publisher: U

smooth-rolling wheels

This meter is flawless

P. Courti Mahogany Stick Barometer, Mid-19th Century Made in Exeter, England slide rule with everything idealHere is a fine mid 19th century mahogany stick barometer in very good condition. It measures 36" x 3 1 4" x 3 1 4" and is marked "P Courti, Exeter" It reads from 27 to 31 inches of mercury and is calibrated in 0. 1 inch increments. There is no vernier and the column is unadjustable, I would imagine this model was intended to wealthy gentry rather than academic or scientific use. The well is intact and contains some mercury, the column is empty, It