Portrait of Charles Horace Mayo, right view. Facsimile signature. The number "13666" is shown in the bottom right hand corner of the sheet.
Publisher: Berlin-Charlottenburg: Adolf Eckstein's Verlag.
Portrait of Adolf Lorenz in full beard and mustache. Facsimile signature. The number "2083" is shown in the right hand corner of the sheet.
Publisher: Berlin-Charlottenburg: Adolf Eckstein's Verlag.