P.F. Weil 1867 Back label for "Interior view of the Thirty-seventh Annual Exhibition of the American Institute, 1867 …"
Stereoview, back Library of Congress, Prints and Photographs Division Reproduction Number: LC-DIG-ppmsca-08031 (digital file from original print, front) LC-DIG-ppmsca-08032 (digital file from original print, back)
