Red Book folios 47 and 66 Frame for "Portrait of P. C. Knox" is charged on invoice with the painting Apr 27, 1899 on page 16- R.B. #1, and is also charged on invoice of May 30, 1899 - R.B. #2 - page 18, and credit for the same ($145.00) appears on the statement on page 20. R.B. #2. See Knoedler + Co's letter of Nov. 13, 1899 - giving the credit -

March 31, 1911 Red Book 47 and 66