Lot n° 314
Estimation :
80 - 100
EUR
WALFERDIN (François, Hippolyte). - Lot 314
WALFERDIN (François, Hippolyte).
(1795–1880)
French physicist.
Founder of the Geological Society of France.
Signed autograph letter
Paris, December 1, 1856.
2 pages, small quarto.
Addressed to Dr. Ossian Henry.
With address, postmark, stamp, and postal marks.
Scientific letter—thermometry and hot springs
Walferdin proposes a meeting with his correspondent and discusses his work:
“…the various sets of instruments I have proposed using to observe the temperature of hot springs…”
He also notes:
“I have devoted considerable attention to the subject of hot springs in thermometric reports and geological reports…”
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