BARTON, CLARA (1821-1912). Carte-de-visite photograph inscribed and signed on recto and verso ("Very Sincerely Yours Clara Barton"), n.p., n.d. [circa 1875]. 100 x 60 mm. (4 x 2 3/8 in.) including mount. A bust-length portrait of the Founder of the American Red Cross, inscribed on the lower margin: "Very Sincerely Yours Clara Barton;" and on verso: "I have had some old time pictures brought down to commercial size for letters -- will you kindly accept?"