Speyer & Co. to CPH, Sept. 20, 1892, CPH Papers, ser. 1, r. 51; Tweed to CPH, Sept. 15, Sept. 21, 1892, CPH Papers, ser. 1, r. 51.
Wm. Barney (J. Speyer Ellisen) to CPH, Nov. 11, 1892, CPH Papers, ser. 1, r. 51.
CPH to C. Tweed, Oct. 2, 1892, CPH Papers, ser. 2, r. 51.
I. E. Gates to CPH, Oct. 13, 1892, CPH Papers, ser. 1, r. 51.
CPH to Wm. Bonn, Jan. 20, 1893, CPH Papers, vol. 233, ser. 2, r. 33.
Tweed to Speyer & Co. to CPH, Sept. 22, Oct. 5, 1892, CPH Papers, ser. 1, r. 51.
W. Barney (Speyer Ellisson) to CPH, Jan. 7, 1893, CPH Papers, ser. 1, r. 51.
CPH to Wm. Bonn, Jan. 20, 1893, CPH Papers, vol. 233, ser. 2, r. 33; Gates to CPH, Oct. 19, 1892,CPH Papers, ser. 1, r. 51.
Speyer & Company to CPH, May 6, 1893, CPH Papers, ser. 1, r. 51.
Extracts from Letter received from L. Speyer Ellissen, May 12, 1893, CPH Papers, ser. 1, r. 51.