malecrush.tumblr.com/post/64872255083/
brazenswing: Gustaw Gwozdecki Boy’s Head (Self-portrait, The
Gustaw Gwozdecki (Polish, 1880-1935), Boy’s Head (Self-portrait,
Gustaw Pilecki, Portret Pana P. M. (c. 1928)
mosertone:Gustaw Gwozdecki, Autoportret, 1900
spirit-of-art:Gustaw Gwozdecki, Boy’s head, Self-portrait,
somanyhumanbeings: Gustaw Pilecki, Portret Pana P. M. (c. 1928)
crashinglybeautiful: Gustaw Gwozdecki, Moon, 1908. With thanks