Section of Kidney of Frog
Joseph Janvier Woodward, vintage photo-micrograph albumen print ca. 1871. On mount 14 x 11 inches (35x28 cm) with gilt imprint "War Department, Surgeon General's Office, Army Medical Museum... by J. J. Woodward, Asst. Surg., U.S.A...", details of magnification, negative #373 and identification "Section of Kidney of Frog." Print size 6 x 6 inches (16x16 cm).
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