Sponge, Schwamm, Paul Pfurtscheller Zoological Wall Chart, , 1904ABOUT Antique large scale wall chart with an exploded view of the anatomy of the "spongie". Lithograph on two sheets of paper, mounted on canvas. Vibrant colors, some creasing, discoloration, cropped at the top, cracks at the center top and bottom, but overall good condition considering its age and use. Author and illustrator was Prof. Dr. Paul Pfurtscheller. Pfurtscheller (1855 1927) produced a series of 39 "Zoologische Wandtafeln" (zoological wall