The Rakow Library has a mounted photograph of the letter taken by an unidentified photographer not with The Corning Museum of Glass. The Museum does not have original images in its files.
Displayed in the mini exhibition held at The Corning Museum of Glass in 2003 on the Portland Vase and its 19th century reproductions.
Letter is dated September 10, 1875.
The letter answers questions about the Portland Vase.