Chapter Iii:

"his thin hands tightly clinched," changed to: "his thin hands tightly clenched,"

Chapter IV:

"In another letter (June 29, 1866) he encloses a photograph* and comments on" (accompanied by the footnote: "* See p. 54.", referring to a "carte de visite" photograph facing that page, which cannot be included in this ASCII text) changed to: "In another letter (June 29, 1866) he encloses a photograph and comments on"