MLA citation:
Pennell, Joseph. Self-Portrait of the Artist with Pictorial Initial, Pen and ink drawing, c. 1890-1900, Mark Samuel Lasner Collection, University of Delaware Library, Museums and Press. Yellow Nineties 2.0, edited by Lorraine Janzen Kooistra, Ryerson University Centre for Digital Humanities, 2020. https://1890s.ca/pennell_portrait