ANS, in pencil, signed “L. P.,” on both sides of a Membre de l’Institut calling card, 4 x 2.5, featuring a quick ‘thank you’ in French on the front, “With 1000 thanks TSVP [please turn],” and on the reverse, “Received from M. Chereau on July 9, 1878 the April 1878 issue of the Quarterly Journal of Microsc. Sci.,” signed at the conclusion, “L. P.” In very good condition, with scattered soiling and light areas of paper loss. An expressive, highly-coveted sentiment from the man who brought the world of germs to its knees. Pre-certified PSA/DNA and RR Auction COA.
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