Blaise Pascal French Mathematician c. 1850's fine India Proof engraved portrait Belgium printed on thick heavy paper

printed on thick heavy paper

Christian Church)

signs of age and handling which are often seen on these nautical charts since many seem to have been used on or around water

Jasper National Park in the Canadian Rockies

Covers are loose and only held by thread spine

Blaise Pascal French Mathematician c. 1850's fine India Proof engraved portrait Belgium printed on thick heavy paperPascal. (Old Prints, 19th Century Prints, Proofs, Mathematicians, Philosophers, Blaise Pascal). Issued c. 1850's, London by the Society for the Diffusion of Useful Knowledge. Engraved by Meyer. Beautiful mid 19th century stipple engraved mounted "India Proof." A beautiful rich dark impression. Bottom left of the sheet is seen the word "proof". Nice looking example, pleasing age patina, light minor scattered spotting, any minor age flaws easy to