Signed, in plate,upper left, with Whistler's butterfly monogram; Signed, in graphite, below the plate line, lower right, with Whistler's butterfly monogram, followed by the abbreviation "imp."
Dry stamp, JHH, [Joseph Hutchinson Hutchinson Lugt 2921] Stamp, in blue, verso, on reverse of the tab: HM in a circle [Howard Mansfield. Lugt 1342] Stamp, in red, verso, HM in a circle [Howard Mansfield. Lugt 1342] Stamp, in black, verso, HW [Harris Whittemore. Lugt 1384a.